Jan (left) and Robert Hahn look out for bats as they explore a natural limestone cave used by past residents of Muang Ngoi, Laos as a bomb shelter during the bombing raids of the Secret War.

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Size: 5616px × 3744px
Location: Muang Ngoi, Phongsaly, Laos
Photo credit: © Ethan Welty / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: adventure, cave, courage, curiosity, danger, dark, electric, exploring, geology, indoors, laos, light, limestone, muang, nature, ngoi, people, person, phongsaly, rock, scene, silhouette, silhouettes, spelunking, unrecognizable, urban