The Marble Caverns, as the name translates to English, are in General Carrera, a lake that straddles the border of Argentina and Chile. The lake has thrown gravel against the blue marble cliffs for millions of years,...

Cave animals just might be some of the strangest a...  ...troglobite is an animal that exclusively live in caves and has adapted to its dark surroundings. Most tr...  ...de the cave and trogloxenes, and animals that use caves for shelter but travel outside the cave for nouri...  ...ment are the only things that...

Hang Ken, a cave rediscovered in Vietnam last year, may be the largest in the world: Surrounded by jungle and used in the Vietnam war as a hideout from American bombardments, it is so large that it could hold a block...

The remote Mustang caves of Nepal are yielding treasures and artworks that...  ...d Coburn and his team to suggest that the Mustang caves could be linked to "hidden valleys" thought to re...  ...dom. PBS will air two specials about the Mustang caves tonight. Link (image cr...