Deep beneath the Dutch city lie vast subterranean spaces that have served as art canvases, air raid shelters and a strategic ...

The authorities of Debrigarh Wildlife Sanctuary in Sambalpur district added a cave trek package to Bhimamandali for ...

Divers at Eagle's Nest, a famous sinkhole in Florida, continue to risk their lives in this dangerous cave despite many deaths in the past. Here's why.

With high carbon dioxide, low oxygen and no photosynthesis, here’s how an entire ecosystem persists in Movile Cave, one of the most extreme environments on Earth.

Deep under the Chihuahuan Desert is a natural wonder, a cave filled with beautiful giant crystals, but which also happens to be a potential death trap.