Large underground lake deep in the Nakanai Mountains in PNG Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-large-underground-lake-deep-in-the-nakanai-mountains-in-png-11610719.html
RMA6MPAT–Large underground lake deep in the Nakanai Mountains in PNG
An exploration team member stands looking at a rushing waterfall as they explore the wild and dangerous river caves of the Nakanai Mountains on the... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-exploration-team-member-stands-looking-at-a-rushing-waterfall-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mountains-on-the-image472915202.html
RF2JDB44J–An exploration team member stands looking at a rushing waterfall as they explore the wild and dangerous river caves of the Nakanai Mountains on the...
A cave explorer adds scale to a stream passage in a cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-cave-explorer-adds-scale-to-a-stream-passage-in-a-cave-in-new-britain-31507778.html
RFBR78DP–A cave explorer adds scale to a stream passage in a cave in New Britain
Exploration team members swim in an underground river as they explore the wild and dangerous river caves of the Nakanai Mountains on the island of ... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-swim-in-an-underground-river-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mountains-on-the-island-of-image472915190.html
RF2JDB446–Exploration team members swim in an underground river as they explore the wild and dangerous river caves of the Nakanai Mountains on the island of ...
Large underground river tunnel deep in the Nakanai Mountains in PNG Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-large-underground-river-tunnel-deep-in-the-nakanai-mountains-in-png-11610753.html
RMA6MPDP–Large underground river tunnel deep in the Nakanai Mountains in PNG
A cave explorer reaches the top of a waterfall underground in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-cave-explorer-reaches-the-top-of-a-waterfall-underground-in-new-31507773.html
RFBR78DH–A cave explorer reaches the top of a waterfall underground in New Britain
Exploration team members swim in an underground river as they explore the wild and dangerous river caves of the Nakanai Mountains on the island of ... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-swim-in-an-underground-river-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mountains-on-the-island-of-image472915200.html
RF2JDB44G–Exploration team members swim in an underground river as they explore the wild and dangerous river caves of the Nakanai Mountains on the island of ...
A cave explorer watches on as another de tackles the ropes in a cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-cave-explorer-watches-on-as-another-de-tackles-the-ropes-in-a-cave-31507786.html
RFBR78E2–A cave explorer watches on as another de tackles the ropes in a cave in New Britain
Large Waterfall Bursting out a wall deep in the Jungle in Papua New Guinea Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/large-waterfall-bursting-out-a-wall-deep-in-the-jungle-in-papua-new-image9199768.html
RFARNXH9–Large Waterfall Bursting out a wall deep in the Jungle in Papua New Guinea
Cave explorer looks on into the Kavavkuna cave system in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cave-explorer-looks-on-into-the-kavavkuna-cave-system-in-new-britain-image610105969.html
RF2XCGMAW–Cave explorer looks on into the Kavavkuna cave system in New Britain
A British cave explorer hammers in another bolt to make this huge underground waterfall climb safe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-british-cave-explorer-hammers-in-another-bolt-to-make-this-huge-11610685.html
RMA6MP7X–A British cave explorer hammers in another bolt to make this huge underground waterfall climb safe
An exploration team member stands looking at a rushing waterfall as they explore the wild and dangerous river caves of the Nakanai Mountains on the... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-exploration-team-member-stands-looking-at-a-rushing-waterfall-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mountains-on-the-image472915203.html
RF2JDB44K–An exploration team member stands looking at a rushing waterfall as they explore the wild and dangerous river caves of the Nakanai Mountains on the...
Exploration team members stand along a rushing river in Ora cave as they explore the wild and dangerous river caves of the Nakanai Mountains on the... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-stand-along-a-rushing-river-in-ora-cave-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mountains-on-the-image472915215.html
RF2JDB453–Exploration team members stand along a rushing river in Ora cave as they explore the wild and dangerous river caves of the Nakanai Mountains on the...
A cave explorer stands on a rock outlined with leaves in a river cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-cave-explorer-stands-on-a-rock-outlined-with-leaves-in-a-river-cave-in-new-britain-image610105991.html
RF2XCGMBK–A cave explorer stands on a rock outlined with leaves in a river cave in New Britain
Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-climbing-against-the-rushing-river-in-the-ora-cave-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mount-image472915209.html
RF2JDB44W–Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount...
Cave explorers add scale to a giant river passage in a cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cave-explorers-add-scale-to-a-giant-river-passage-in-a-cave-in-new-britain-image610105960.html
RF2XCGMAG–Cave explorers add scale to a giant river passage in a cave in New Britain
Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-climbing-against-the-rushing-river-in-the-ora-cave-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mount-image472915195.html
RF2JDB44B–Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount...
A cave explorers traverses a river in a cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-cave-explorers-traverses-a-river-in-a-cave-in-new-britain-image610105968.html
RF2XCGMAT–A cave explorers traverses a river in a cave in New Britain
Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-climbing-against-the-rushing-river-in-the-ora-cave-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mount-image472915208.html
RF2JDB44T–Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount...
Cave explorers illuminate a large waterfall deep in a cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cave-explorers-illuminate-a-large-waterfall-deep-in-a-cave-in-new-britain-image610105770.html
RF2XCGM3P–Cave explorers illuminate a large waterfall deep in a cave in New Britain
Exploration team member climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mounta... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-member-climbing-against-the-rushing-river-in-the-ora-cave-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mounta-image472915229.html
RF2JDB45H–Exploration team member climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mounta...
Cave explorers floating downstream in a cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cave-explorers-floating-downstream-in-a-cave-in-new-britain-image610105977.html
RF2XCGMB5–Cave explorers floating downstream in a cave in New Britain
Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-climbing-against-the-rushing-river-in-the-ora-cave-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nakanai-mount-image472915231.html
RF2JDB45K–Exploration team members climbing against the rushing river in the Ora cave as they explore the wild and dangerous river caves of the Nakanai Mount...
Cave explorers illuminate a giant river passage underground in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cave-explorers-illuminate-a-giant-river-passage-underground-in-new-britain-image610105950.html
RF2XCGMA6–Cave explorers illuminate a giant river passage underground in New Britain
An exploration team member climbing against a rushing waterfall called 'Derbyshire Downfall' in Mageni Cave as they explore the wild and dangerous ... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-exploration-team-member-climbing-against-a-rushing-waterfall-called-derbyshire-downfall-in-mageni-cave-as-they-explore-the-wild-and-dangerous-image472915211.html
RF2JDB44Y–An exploration team member climbing against a rushing waterfall called 'Derbyshire Downfall' in Mageni Cave as they explore the wild and dangerous ...
Exploration team members walk through the dense rainforest by the entrance of the vast Kavakuna cave as they explore the wild and dangerous river c... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/exploration-team-members-walk-through-the-dense-rainforest-by-the-entrance-of-the-vast-kavakuna-cave-as-they-explore-the-wild-and-dangerous-river-c-image472915196.html
RF2JDB44C–Exploration team members walk through the dense rainforest by the entrance of the vast Kavakuna cave as they explore the wild and dangerous river c...
Researcher sits and relaxes reading by the light of a headlamp at a jungle camp at night. He is a team member exploring the wild and dangerous rive... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/researcher-sits-and-relaxes-reading-by-the-light-of-a-headlamp-at-a-jungle-camp-at-night-he-is-a-team-member-exploring-the-wild-and-dangerous-rive-image472915212.html
RF2JDB450–Researcher sits and relaxes reading by the light of a headlamp at a jungle camp at night. He is a team member exploring the wild and dangerous rive...
An exploration team member stands looking at a rushing river in the Ora cave entrance as they explore the wild and dangerous river caves of the Nak... Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-exploration-team-member-stands-looking-at-a-rushing-river-in-the-ora-cave-entrance-as-they-explore-the-wild-and-dangerous-river-caves-of-the-nak-image472915192.html
RF2JDB448–An exploration team member stands looking at a rushing river in the Ora cave entrance as they explore the wild and dangerous river caves of the Nak...
Self portrait in a ginat slow moving river passage in a cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/self-portrait-in-a-ginat-slow-moving-river-passage-in-a-cave-in-new-britain-image610105956.html
RF2XCGMAC–Self portrait in a ginat slow moving river passage in a cave in New Britain
A cave explorer watches a waterfall in full flow deep underground in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-cave-explorer-watches-a-waterfall-in-full-flow-deep-underground-in-new-britain-image610105769.html
RF2XCGM3N–A cave explorer watches a waterfall in full flow deep underground in New Britain
Cave explorers admire the tremedous double waterfalls in a huge cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cave-explorers-admire-the-tremedous-double-waterfalls-in-a-huge-cave-in-new-britain-image610105982.html
RF2XCGMBA–Cave explorers admire the tremedous double waterfalls in a huge cave in New Britain
A cave explorer looks down into the dangerously fast flowing river cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-cave-explorer-looks-down-into-the-dangerously-fast-flowing-river-cave-in-new-britain-image610105973.html
RF2XCGMB1–A cave explorer looks down into the dangerously fast flowing river cave in New Britain
A cave explorer shows his delitghts on discovering a huge river cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-cave-explorer-shows-his-delitghts-on-discovering-a-huge-river-cave-in-new-britain-image610105971.html
RF2XCGMAY–A cave explorer shows his delitghts on discovering a huge river cave in New Britain
A tribesman stands on a rock in the entrance to a huge river cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-tribesman-stands-on-a-rock-in-the-entrance-to-a-huge-river-cave-in-new-britain-image610105970.html
RF2XCGMAX–A tribesman stands on a rock in the entrance to a huge river cave in New Britain
A tribesman looks into a giant river cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-tribesman-looks-into-a-giant-river-cave-in-new-britain-image610105978.html
RF2XCGMB6–A tribesman looks into a giant river cave in New Britain
A cave explorer descends a diagonal traverse line in ariver cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-cave-explorer-descends-a-diagonal-traverse-line-in-ariver-cave-in-new-britain-image610105987.html
RF2XCGMBF–A cave explorer descends a diagonal traverse line in ariver cave in New Britain
Cave explorers add scale to a river cave in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cave-explorers-add-scale-to-a-river-cave-in-new-britain-image610105974.html
RF2XCGMB2–Cave explorers add scale to a river cave in New Britain
A cave explorer ascends alongside a waterfall in the jungle in New Britain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-cave-explorer-ascends-alongside-a-waterfall-in-the-jungle-in-new-britain-image610105964.html
RF2XCGMAM–A cave explorer ascends alongside a waterfall in the jungle in New Britain