View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-over-la-baume-rock-strata-formation-from-the-devils-sentry-box-or-turret-of-the-citadel-fort-castle-or-fortress-sisteron-provence-france-image228079374.html
RMR71WFX–View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France
SPAIN Barcelona Couple atop stone wall of Castle of Montjuic view of city and Tibidabo from fortress Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-spain-barcelona-couple-atop-stone-wall-of-castle-of-montjuic-view-19174336.html
RMB35D1M–SPAIN Barcelona Couple atop stone wall of Castle of Montjuic view of city and Tibidabo from fortress
Sentry Box on the Walls of Olvera Castle - Olvera, Andalusia, Spain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-box-on-the-walls-of-olvera-castle-olvera-andalusia-spain-image559085132.html
RF2RDGEP4–Sentry Box on the Walls of Olvera Castle - Olvera, Andalusia, Spain
Sentry post on the fortress. Elvas, Alentejo, Portugal, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-post-on-the-fortress-elvas-alentejo-portugal-europe-image632967459.html
RM2YNP4CK–Sentry post on the fortress. Elvas, Alentejo, Portugal, Europe.
Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-sentry-box-at-castillo-de-san-cristbal-in-san-juan-puerto-rico-41954471.html
RFCC759Y–Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico.
Watchtower of fortress, coast and sea. Monte Carlo, Monaco Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/watchtower-of-fortress-coast-and-sea-monte-carlo-monaco-image369500741.html
RF2CD45Y1–Watchtower of fortress, coast and sea. Monte Carlo, Monaco
View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-view-across-upper-sentry-path-of-the-ottoman-walls-toward-tower-of-23009792.html
RMB9C568–View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel
Detail of the Fortress of Santa Teresa, Uruguayan National Historic Monument, in Rocha, Uruguay. Upper part of a sentry box seen from inside the fortr Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/detail-of-the-fortress-of-santa-teresa-uruguayan-national-historic-monument-in-rocha-uruguay-upper-part-of-a-sentry-box-seen-from-inside-the-fortr-image361289719.html
RF2BYP4M7–Detail of the Fortress of Santa Teresa, Uruguayan National Historic Monument, in Rocha, Uruguay. Upper part of a sentry box seen from inside the fortr
Old San Juan, Castillo de San Cristobal, Sentry Box, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-old-san-juan-castillo-de-san-cristobal-sentry-box-puerto-rico-170679218.html
RFKWK32A–Old San Juan, Castillo de San Cristobal, Sentry Box, Puerto Rico
sentrybox at the corners of the fortifications of an 18th-century Italian castle Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentrybox-at-the-corners-of-the-fortifications-of-an-18th-century-italian-castle-image372445789.html
RF2CHXAB9–sentrybox at the corners of the fortifications of an 18th-century Italian castle
San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal under a clear blue sky. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-juan-puerto-rico-april-20-2017-historic-castillo-san-cristobal-under-a-clear-blue-sky-image625060164.html
RF2Y8WXH8–San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal under a clear blue sky.
Lower view of a sentry box (garita) with a pelican atop in San Juan, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/lower-view-of-a-sentry-box-garita-with-a-pelican-atop-in-san-juan-puerto-rico-image177937100.html
RFM9DMGC–Lower view of a sentry box (garita) with a pelican atop in San Juan, Puerto Rico
18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas, Alentej Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/18th-century-fort-conde-de-lippe-or-our-lady-of-grace-fort-view-over-the-sentry-boxes-on-the-ramparts-and-the-surrounding-countryside-elvas-alentej-image490320735.html
RF2KDM12R–18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas, Alentej
el morro fortress, san juan, puerto rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-el-morro-fortress-san-juan-puerto-rico-35374169.html
RMC1FC35–el morro fortress, san juan, puerto rico
WINDSOR, MAIDENHEAD WINDSOR/UK - JULY 22 : View of Windsor Castle at Windsor, Maidenhead Windsor on July 22, 2018. One unident Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/windsor-maidenhead-windsoruk-july-22-view-of-windsor-castle-at-windsor-maidenhead-windsor-on-july-22-2018-one-unident-image414423461.html
RF2F26H9W–WINDSOR, MAIDENHEAD WINDSOR/UK - JULY 22 : View of Windsor Castle at Windsor, Maidenhead Windsor on July 22, 2018. One unident
Tower of Genoese fortress in Sudak, Crimea Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/tower-of-genoese-fortress-in-sudak-crimea-image61460026.html
RFDFYMTX–Tower of Genoese fortress in Sudak, Crimea
Sentry Box at Fort San Felipe Del Morro in San Juan National Historic Site. San Juan, Puerto Rico, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-box-at-fort-san-felipe-del-morro-in-san-juan-national-historic-site-san-juan-puerto-rico-usa-image246095752.html
RFT8AHJ0–Sentry Box at Fort San Felipe Del Morro in San Juan National Historic Site. San Juan, Puerto Rico, USA.
At the ancient Sentry Corner Tower on a sunny June day. Zaraysk Kremlin. Moscow region, Russia Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/at-the-ancient-sentry-corner-tower-on-a-sunny-june-day-zaraysk-kremlin-moscow-region-russia-image557647077.html
RF2RB70F1–At the ancient Sentry Corner Tower on a sunny June day. Zaraysk Kremlin. Moscow region, Russia
View of the fortified gate at Komarno fortress with sentry box, reinforced iron gate for cannons and separate pedestrian entrance for soldiers in Slov Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-the-fortified-gate-at-komarno-fortress-with-sentry-box-reinforced-iron-gate-for-cannons-and-separate-pedestrian-entrance-for-soldiers-in-slov-image448219870.html
RF2H1650E–View of the fortified gate at Komarno fortress with sentry box, reinforced iron gate for cannons and separate pedestrian entrance for soldiers in Slov
View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-over-la-baume-rock-strata-formation-from-the-devils-sentry-box-or-turret-of-the-citadel-fort-castle-or-fortress-sisteron-provence-france-image228079372.html
RMR71WFT–View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France
Old sentry post of the Saint Peter & Paul Bastion overlooking the Grand Harbour of Valletta, Malta, with the Fort Saint Michael in the background Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/old-sentry-post-of-the-saint-peter-paul-bastion-overlooking-the-grand-harbour-of-valletta-malta-with-the-fort-saint-michael-in-the-background-image352308463.html
RF2BD5113–Old sentry post of the Saint Peter & Paul Bastion overlooking the Grand Harbour of Valletta, Malta, with the Fort Saint Michael in the background
Walls of Olvera Castle and Sierra del Tablon Mountains View - Olvera, Andalusia, Spain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/walls-of-olvera-castle-and-sierra-del-tablon-mountains-view-olvera-andalusia-spain-image559085143.html
RF2RDGEPF–Walls of Olvera Castle and Sierra del Tablon Mountains View - Olvera, Andalusia, Spain
San Sebastian Castle, the ancient Phoenician Temple to Moloch / Kronos. View from Paseo Fernando Quinones Promenade. Cadiz. Andalusia, Spain. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-sebastian-castle-the-ancient-phoenician-temple-to-moloch-kronos-view-from-paseo-fernando-quinones-promenade-cadiz-andalusia-spain-image260081776.html
RFW33MXT–San Sebastian Castle, the ancient Phoenician Temple to Moloch / Kronos. View from Paseo Fernando Quinones Promenade. Cadiz. Andalusia, Spain.
Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-sentry-box-at-castillo-de-san-cristbal-in-san-juan-puerto-rico-41954724.html
RFCC75K0–Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico.
Old sentry box at the Hofburg at Heldenplatz in Vienna Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/old-sentry-box-at-the-hofburg-at-heldenplatz-in-vienna-image550564703.html
RF2PYMAW3–Old sentry box at the Hofburg at Heldenplatz in Vienna
France, french riviera, the Mont Alban fortress was built on the 16th century, a srategic point to defend Nice city.and Villefranche natural harbor. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/france-french-riviera-the-mont-alban-fortress-was-built-on-the-16th-century-a-srategic-point-to-defend-nice-cityand-villefranche-natural-harbor-image380668327.html
RF2D38X9B–France, french riviera, the Mont Alban fortress was built on the 16th century, a srategic point to defend Nice city.and Villefranche natural harbor.
Sentry tower and view to Grand Harbour. Valletta, Malta Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-sentry-tower-and-view-to-grand-harbour-valletta-malta-119507884.html
RFGXC1EM–Sentry tower and view to Grand Harbour. Valletta, Malta
San Juan Puerto Rico, Castillo de San Cristobal, Sentry Box, Old San Juan, Caribbean island. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-san-juan-puerto-rico-castillo-de-san-cristobal-sentry-box-old-san-170679146.html
RFKWK2YP–San Juan Puerto Rico, Castillo de San Cristobal, Sentry Box, Old San Juan, Caribbean island.
View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-view-across-upper-sentry-path-of-the-ottoman-walls-toward-tower-of-30099377.html
RMBMY41N–View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel
San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal overlooking the sea. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-juan-puerto-rico-april-20-2017-historic-castillo-san-cristobal-overlooking-the-sea-image625060180.html
RF2Y8WXHT–San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal overlooking the sea.
View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-view-across-upper-sentry-path-of-the-ottoman-walls-toward-tower-of-17372128.html
RFB07A94–View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel
18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas, Alentej Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/18th-century-fort-conde-de-lippe-or-our-lady-of-grace-fort-view-over-the-sentry-boxes-on-the-ramparts-and-the-surrounding-countryside-elvas-alentej-image490320729.html
RF2KDM12H–18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas, Alentej
el morro fortress, san juan, puerto rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-el-morro-fortress-san-juan-puerto-rico-35374560.html
RMC1FCH4–el morro fortress, san juan, puerto rico
View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-view-across-upper-sentry-path-of-the-ottoman-walls-toward-tower-of-30097381.html
RMBMY1ED–View across upper sentry path of the Ottoman walls toward Tower of David or Jerusalem Citadel at the western edge of the old city in Jerusalem Israel
el morro fortress, san juan, puerto rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-el-morro-fortress-san-juan-puerto-rico-35373802.html
RMC1FBJ2–el morro fortress, san juan, puerto rico
Abandoned sentry made of concrete with bullet form Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/abandoned-sentry-made-of-concrete-with-bullet-form-image242702445.html
RFT2T1CD–Abandoned sentry made of concrete with bullet form
Aerial overhead closeup view of El Morro fortress in San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/aerial-overhead-closeup-view-of-el-morro-fortress-in-san-juan-puerto-rico-image271940381.html
RFWPBXMD–Aerial overhead closeup view of El Morro fortress in San Juan, Puerto Rico.
Detail of the stone sentry box on the wall of Saint Malo Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/detail-of-the-stone-sentry-box-on-the-wall-of-saint-malo-image590890216.html
RF2W99AE0–Detail of the stone sentry box on the wall of Saint Malo
View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-over-la-baume-rock-strata-formation-from-the-devils-sentry-box-or-turret-of-the-citadel-fort-castle-or-fortress-sisteron-provence-france-image228079377.html
RMR71WG1–View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France
Forte do Graça or Count of Lippe, 18th century fortress, on the Hill of Our Lady of Grace, Fort of Our Lady of Grace of Elvas, Portugal, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/forte-do-graa-or-count-of-lippe-18th-century-fortress-on-the-hill-of-our-lady-of-grace-fort-of-our-lady-of-grace-of-elvas-portugal-europe-image631655366.html
RF2YKJAT6–Forte do Graça or Count of Lippe, 18th century fortress, on the Hill of Our Lady of Grace, Fort of Our Lady of Grace of Elvas, Portugal, Europe
Sentry box or watchtower of Fort San Miguel in Uruguay. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-box-or-watchtower-of-fort-san-miguel-in-uruguay-image449556589.html
RF2H3B20D–Sentry box or watchtower of Fort San Miguel in Uruguay.
San Sebastian Castle, the ancient Phoenician Temple to Moloch / Kronos. View from Paseo Fernando Quinones Promenade. Cadiz. Andalusia, Spain. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-sebastian-castle-the-ancient-phoenician-temple-to-moloch-kronos-view-from-paseo-fernando-quinones-promenade-cadiz-andalusia-spain-image260081784.html
RFW33MY4–San Sebastian Castle, the ancient Phoenician Temple to Moloch / Kronos. View from Paseo Fernando Quinones Promenade. Cadiz. Andalusia, Spain.
Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-sentry-box-at-castillo-de-san-cristbal-in-san-juan-puerto-rico-41954926.html
RFCC75X6–Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico.
View of El Morro Fortress in San Juan, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-el-morro-fortress-in-san-juan-puerto-rico-image358619982.html
RF2BRCFCE–View of El Morro Fortress in San Juan, Puerto Rico
View of the upper sentry path of the Ottoman wall surrounding the northern edge of the old city of East Jerusalem Israel Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-view-of-the-upper-sentry-path-of-the-ottoman-wall-surrounding-the-17372151.html
RFB07A9Y–View of the upper sentry path of the Ottoman wall surrounding the northern edge of the old city of East Jerusalem Israel
Architectural detail of the terrace areas of the Prince's Palace of Monaco. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/architectural-detail-of-the-terrace-areas-of-the-princes-palace-of-monaco-image397123664.html
RF2E22F80–Architectural detail of the terrace areas of the Prince's Palace of Monaco.
WINDSOR, MAIDENHEAD & WINDSOR/UK - JULY 22 : View of Windsor Castle at Windsor, Maidenhead & Windsor on July 22, 2018. One unidentified person Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/windsor-maidenhead-windsoruk-july-22-view-of-windsor-castle-at-windsor-maidenhead-windsor-on-july-22-2018-one-unidentified-person-image213837522.html
RFPBW3XA–WINDSOR, MAIDENHEAD & WINDSOR/UK - JULY 22 : View of Windsor Castle at Windsor, Maidenhead & Windsor on July 22, 2018. One unidentified person
View of El Morro Fortress in San Juan, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-el-morro-fortress-in-san-juan-puerto-rico-image385725888.html
RF2DBF98G–View of El Morro Fortress in San Juan, Puerto Rico
San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal under clear skies. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-juan-puerto-rico-april-20-2017-historic-castillo-san-cristobal-under-clear-skies-image625060088.html
RF2Y8WXEG–San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal under clear skies.
view of a sentry box on the walls of the fortified town of Valença do Minho, Portugal. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-a-sentry-box-on-the-walls-of-the-fortified-town-of-valena-do-minho-portugal-image558423309.html
RF2RCEAHH–view of a sentry box on the walls of the fortified town of Valença do Minho, Portugal.
View of modern buildings from old town forts, Elvas. Portugal. Sentry vox detail Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-modern-buildings-from-old-town-forts-elvas-portugal-sentry-vox-detail-image597963069.html
RF2WMRFYW–View of modern buildings from old town forts, Elvas. Portugal. Sentry vox detail
18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/18th-century-fort-conde-de-lippe-or-our-lady-of-grace-fort-view-over-the-sentry-boxes-on-the-ramparts-and-the-surrounding-countryside-elvas-image501661944.html
RF2M44JX0–18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas
The Atlantic Ocean from Cacela Velha, Algarve, Portugal Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-the-atlantic-ocean-from-cacela-velha-algarve-portugal-176201032.html
RMM6JJ60–The Atlantic Ocean from Cacela Velha, Algarve, Portugal
el morro fortress, san juan, puerto rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-el-morro-fortress-san-juan-puerto-rico-35373778.html
RMC1FBH6–el morro fortress, san juan, puerto rico
Fortress of Santa Teresa, Uruguayan National Historic Monument, in Rocha, Uruguay, a sunny summer afternoon. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fortress-of-santa-teresa-uruguayan-national-historic-monument-in-rocha-uruguay-a-sunny-summer-afternoon-image361289738.html
RF2BYP4MX–Fortress of Santa Teresa, Uruguayan National Historic Monument, in Rocha, Uruguay, a sunny summer afternoon.
A view to historical Fjoloy fort scenery and watch sentry point on top of the hill, Rennesoy kommune, Stavanger, Norway, May 2018 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-view-to-historical-fjoloy-fort-scenery-and-watch-sentry-point-on-top-of-the-hill-rennesoy-kommune-stavanger-norway-may-2018-image388311832.html
RF2DFN3KM–A view to historical Fjoloy fort scenery and watch sentry point on top of the hill, Rennesoy kommune, Stavanger, Norway, May 2018
Top view of Paseo del Morro, San Felipe del Morro Fortress, Puerto Rico with part of the stone wall on the foreground Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-top-view-of-paseo-del-morro-san-felipe-del-morro-fortress-puerto-rico-137207136.html
RFHY692T–Top view of Paseo del Morro, San Felipe del Morro Fortress, Puerto Rico with part of the stone wall on the foreground
View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-over-la-baume-rock-strata-formation-from-the-devils-sentry-box-or-turret-of-the-citadel-fort-castle-or-fortress-sisteron-provence-france-image228079384.html
RMR71WG8–View over La Baume Rock Strata Formation from the Devil's Sentry-Box or Turret of the Citadel, Fort, Castle or Fortress Sisteron Provence France
Old sentry post of the Saint Peter & Paul Bastion overlooking the Grand Harbour of Valletta, Malta, with the Fort Saint Michael in the background Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/old-sentry-post-of-the-saint-peter-paul-bastion-overlooking-the-grand-harbour-of-valletta-malta-with-the-fort-saint-michael-in-the-background-image352308415.html
RF2BD50YB–Old sentry post of the Saint Peter & Paul Bastion overlooking the Grand Harbour of Valletta, Malta, with the Fort Saint Michael in the background
Sentry box or watchtower of Fort San Miguel in Uruguay. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-box-or-watchtower-of-fort-san-miguel-in-uruguay-image449556536.html
RF2H3B1XG–Sentry box or watchtower of Fort San Miguel in Uruguay.
San Sebastian Castle, the ancient Phoenician Temple to Moloch / Kronos. View from Paseo Fernando Quinones Promenade. Cadiz. Andalusia, Spain. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-sebastian-castle-the-ancient-phoenician-temple-to-moloch-kronos-view-from-paseo-fernando-quinones-promenade-cadiz-andalusia-spain-image260081718.html
RFW33MTP–San Sebastian Castle, the ancient Phoenician Temple to Moloch / Kronos. View from Paseo Fernando Quinones Promenade. Cadiz. Andalusia, Spain.
Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-sentry-box-at-castillo-de-san-cristbal-in-san-juan-puerto-rico-41954954.html
RFCC75Y6–Sentry Box at Castillo de San Cristóbal in San Juan, Puerto Rico.
Sentry box or watchtower of Fort San Miguel in Uruguay. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-box-or-watchtower-of-fort-san-miguel-in-uruguay-image449556534.html
RF2H3B1XE–Sentry box or watchtower of Fort San Miguel in Uruguay.
View of El Morro Fortress in San Juan, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-el-morro-fortress-in-san-juan-puerto-rico-image359250289.html
RF2BTD7BD–View of El Morro Fortress in San Juan, Puerto Rico
Side view of a Welsh Guard on sentry duty at the Tower of London with cannons in the foreground Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-side-view-of-a-welsh-guard-on-sentry-duty-at-the-tower-of-london-with-57125543.html
RMD8X85Y–Side view of a Welsh Guard on sentry duty at the Tower of London with cannons in the foreground
View from the San Anton castle with a sentry box and the MSC Virtuosa passenger ship moored in the distance in the port of A Coruña Galicia Spain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-from-the-san-anton-castle-with-a-sentry-box-and-the-msc-virtuosa-passenger-ship-moored-in-the-distance-in-the-port-of-a-corua-galicia-spain-image561673733.html
RM2RHPCG5–View from the San Anton castle with a sentry box and the MSC Virtuosa passenger ship moored in the distance in the port of A Coruña Galicia Spain
View of El Morro Fortress in San Juan, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-el-morro-fortress-in-san-juan-puerto-rico-image385734941.html
RF2DBFMRW–View of El Morro Fortress in San Juan, Puerto Rico
San Juan, Puerto Rico - April 20, 2017: Panoramic view of the coastline from Castillo San Cristobal. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-juan-puerto-rico-april-20-2017-panoramic-view-of-the-coastline-from-castillo-san-cristobal-image625060173.html
RF2Y8WXHH–San Juan, Puerto Rico - April 20, 2017: Panoramic view of the coastline from Castillo San Cristobal.
A view of the historic San Cristobal fortification towers located in Old San Juan Puerto Rico with views of El Morro. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-view-of-the-historic-san-cristobal-fortification-towers-located-47588904.html
RFCNBT3M–A view of the historic San Cristobal fortification towers located in Old San Juan Puerto Rico with views of El Morro.
Aerial view of El Morro fortress in San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-aerial-view-of-el-morro-fortress-in-san-juan-puerto-rico-172134265.html
RFM01B09–Aerial view of El Morro fortress in San Juan, Puerto Rico.
18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/18th-century-fort-conde-de-lippe-or-our-lady-of-grace-fort-view-over-the-sentry-boxes-on-the-ramparts-and-the-surrounding-countryside-elvas-image501661933.html
RF2M44JWH–18th Century Fort Conde de Lippe or Our Lady of Grace Fort, view over the Sentry boxes on the ramparts and the surrounding countryside, Elvas
Green plains and part of Castillo San Felipe del Morro in San Juan, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/green-plains-and-part-of-castillo-san-felipe-del-morro-in-san-juan-puerto-rico-image178761042.html
RMMAR7EX–Green plains and part of Castillo San Felipe del Morro in San Juan, Puerto Rico
el morro fortress, san juan, puerto rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-el-morro-fortress-san-juan-puerto-rico-35374482.html
RMC1FCEA–el morro fortress, san juan, puerto rico
Fortress of Santa Teresa, Uruguayan National Historic Monument, in Rocha, Uruguay, a sunny summer afternoon. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fortress-of-santa-teresa-uruguayan-national-historic-monument-in-rocha-uruguay-a-sunny-summer-afternoon-image361289001.html
RF2BYP3PH–Fortress of Santa Teresa, Uruguayan National Historic Monument, in Rocha, Uruguay, a sunny summer afternoon.
A restored watch point cabin with sentry soldiers mannequins inside at Fjoloy fortress historical site, Rennesoy kommune, Stavanger, Norway, May 2018 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-restored-watch-point-cabin-with-sentry-soldiers-mannequins-inside-at-fjoloy-fortress-historical-site-rennesoy-kommune-stavanger-norway-may-2018-image388314932.html
RF2DFN7JC–A restored watch point cabin with sentry soldiers mannequins inside at Fjoloy fortress historical site, Rennesoy kommune, Stavanger, Norway, May 2018
View of the sea and blue sky on the coast of Cadiz and a historic sentry box. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-the-sea-and-blue-sky-on-the-coast-of-cadiz-and-a-historic-sentry-box-image475923156.html
RF2JJ84RG–View of the sea and blue sky on the coast of Cadiz and a historic sentry box.
Aerial view of the feudal castle of Epoisses with buildings from the 10th century and major updates from the 14th and 18th century. The castle has a l Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/aerial-view-of-the-feudal-castle-of-epoisses-with-buildings-from-the-10th-century-and-major-updates-from-the-14th-and-18th-century-the-castle-has-a-l-image474385079.html
RF2JFP307–Aerial view of the feudal castle of Epoisses with buildings from the 10th century and major updates from the 14th and 18th century. The castle has a l
Panoramic view of the coastline from El Morro Fortress, San Juan, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-panoramic-view-of-the-coastline-from-el-morro-fortress-san-juan-puerto-103962621.html
RFG13WAN–Panoramic view of the coastline from El Morro Fortress, San Juan, Puerto Rico
Watch tower in El Morro castle at old San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-watch-tower-in-el-morro-castle-at-old-san-juan-puerto-rico-57155971.html
RFD8YK0K–Watch tower in El Morro castle at old San Juan, Puerto Rico.
Below, the grand walls of Fort Washington, Virginia, rise majestically, framed against a lush, verdant lawn. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/below-the-grand-walls-of-fort-washington-virginia-rise-majestically-framed-against-a-lush-verdant-lawn-image591019341.html
RF2W9F75H–Below, the grand walls of Fort Washington, Virginia, rise majestically, framed against a lush, verdant lawn.
Sentry box in Saint Elmo Fort. Valletta, Malta Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-box-in-saint-elmo-fort-valletta-malta-image223066495.html
RFPXWFGF–Sentry box in Saint Elmo Fort. Valletta, Malta
Sentry box on the ramparts, 17th century Saint Lucy or Saint Luzia Fort, Elvas, Alentejo, Portugal Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-box-on-the-ramparts-17th-century-saint-lucy-or-saint-luzia-fort-elvas-alentejo-portugal-image490320389.html
RF2KDM0JD–Sentry box on the ramparts, 17th century Saint Lucy or Saint Luzia Fort, Elvas, Alentejo, Portugal
View of El Morro Fortress in San Juan, Puerto Rico in cloudy weather Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-el-morro-fortress-in-san-juan-puerto-rico-in-cloudy-weather-image358620212.html
RF2BRCFMM–View of El Morro Fortress in San Juan, Puerto Rico in cloudy weather
Soldiers stand guard at the residence of the president of Latvia. Riga Castle. Riga, Latvia, Baltic states, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/soldiers-stand-guard-at-the-residence-of-the-president-of-latvia-riga-castle-riga-latvia-baltic-states-europe-image225600441.html
RMR30YJH–Soldiers stand guard at the residence of the president of Latvia. Riga Castle. Riga, Latvia, Baltic states, Europe.
Old San Juan View from El Morro Fort, Puerto Rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-old-san-juan-view-from-el-morro-fort-puerto-rico-32303933.html
RMBTFFYW–Old San Juan View from El Morro Fort, Puerto Rico
View of El Morro Fortress in San Juan, Puerto Rico in cloudy weather Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-el-morro-fortress-in-san-juan-puerto-rico-in-cloudy-weather-image385725889.html
RF2DBF98H–View of El Morro Fortress in San Juan, Puerto Rico in cloudy weather
San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal overlooking the ocean. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/san-juan-puerto-rico-april-20-2017-historic-castillo-san-cristobal-overlooking-the-ocean-image625084574.html
RF2Y8Y1N2–San Juan, Puerto Rico - April 20, 2017: Historic Castillo San Cristobal overlooking the ocean.
Oslo, Norway-July 27, 2013: Sentry on duty. A soldier of the Norwegian Royal guard of honor stands with a semi-automatic rifle in front of the guardho Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/oslo-norway-july-27-2013-sentry-on-duty-a-soldier-of-the-norwegian-royal-guard-of-honor-stands-with-a-semi-automatic-rifle-in-front-of-the-guardho-image355580876.html
RF2BJE310–Oslo, Norway-July 27, 2013: Sentry on duty. A soldier of the Norwegian Royal guard of honor stands with a semi-automatic rifle in front of the guardho
Aerial view of El Morro fortress in San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-aerial-view-of-el-morro-fortress-in-san-juan-puerto-rico-172133418.html
RFM019X2–Aerial view of El Morro fortress in San Juan, Puerto Rico.
Island Malta, Valletta, Grand Harbour, view peninsula Senglea, passenger liner 'MSC Sinfonia', dusk, Maltese islands, Mediterranean island, coast, harbour, town, L'Isla, town view, sentry, fortress, Vedette, ship, cruise ship, cruise, preview, anchor, holiday resort, the Mediterranean Sea, Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-island-malta-valletta-grand-harbour-view-peninsula-senglea-passenger-146601695.html
RMJEE7XR–Island Malta, Valletta, Grand Harbour, view peninsula Senglea, passenger liner 'MSC Sinfonia', dusk, Maltese islands, Mediterranean island, coast, harbour, town, L'Isla, town view, sentry, fortress, Vedette, ship, cruise ship, cruise, preview, anchor, holiday resort, the Mediterranean Sea,
View to Valletta from the window of lookout post in Senglea, Malta Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-to-valletta-from-the-window-of-lookout-post-in-senglea-malta-image332506286.html
RF2A8XY4E–View to Valletta from the window of lookout post in Senglea, Malta
el morro fortress, san juan, puerto rico Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-el-morro-fortress-san-juan-puerto-rico-35374458.html
RMC1FCDE–el morro fortress, san juan, puerto rico
View of Vila do Conde North Jetty, Atlantic, Portugal. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/view-of-vila-do-conde-north-jetty-atlantic-portugal-image441947683.html
RF2GK0CNR–View of Vila do Conde North Jetty, Atlantic, Portugal.
Scenic panorama of Fjoloy island from the sentry viewpoint in historical fortress site, Rennesoy kommune, Stavanger, Norway, May 2018 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/scenic-panorama-of-fjoloy-island-from-the-sentry-viewpoint-in-historical-fortress-site-rennesoy-kommune-stavanger-norway-may-2018-image388312265.html
RF2DFN475–Scenic panorama of Fjoloy island from the sentry viewpoint in historical fortress site, Rennesoy kommune, Stavanger, Norway, May 2018
Sentry post tower on the wall of Sao Sebastiao Fort, Angra do Heroismo, Terceira, Azores, Portugal Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sentry-post-tower-on-the-wall-of-sao-sebastiao-fort-angra-do-heroismo-terceira-azores-portugal-image477324198.html
RF2JMFYTP–Sentry post tower on the wall of Sao Sebastiao Fort, Angra do Heroismo, Terceira, Azores, Portugal
Aerial view of the feudal castle of Epoisses with buildings from the 10th century and major updates from the 14th and 18th century. The castle has a l Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/aerial-view-of-the-feudal-castle-of-epoisses-with-buildings-from-the-10th-century-and-major-updates-from-the-14th-and-18th-century-the-castle-has-a-l-image474385062.html
RF2JFP2YJ–Aerial view of the feudal castle of Epoisses with buildings from the 10th century and major updates from the 14th and 18th century. The castle has a l
Galata Tower. View from Büyük Hendek Cd. Istanbul, Turkey Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/galata-tower-view-from-byk-hendek-cd-istanbul-turkey-image564474998.html
RF2RPA1HA–Galata Tower. View from Büyük Hendek Cd. Istanbul, Turkey
Watch tower in El Morro castle at old San Juan, Puerto Rico. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-watch-tower-in-el-morro-castle-at-old-san-juan-puerto-rico-58608361.html
RFDB9RFN–Watch tower in El Morro castle at old San Juan, Puerto Rico.
Below, the grand walls of Fort Washington, Virginia, rise majestically, framed against a lush, verdant lawn. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/below-the-grand-walls-of-fort-washington-virginia-rise-majestically-framed-against-a-lush-verdant-lawn-image591019021.html
RF2W9F6P5–Below, the grand walls of Fort Washington, Virginia, rise majestically, framed against a lush, verdant lawn.
foreground of sentry boxes of the castle of santa barbara with harbour of alicante in the background Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-foreground-of-sentry-boxes-of-the-castle-of-santa-barbara-with-harbour-125135061.html
RFH7GB19–foreground of sentry boxes of the castle of santa barbara with harbour of alicante in the background
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