The discovery of more than 100 prehistoric structures in the Cova Dones cave in Spain makes it one of the most significant prehistoric underground sites in the world. Archaeologists found stalagmites ...

An underground chamber found in Jubilee cave is the largest known in Israel, rising over 10 stories tall beneath Ofra.

This tour takes place inside the cave beneath the Jardin Exotique in Monaco, showing illuminated limestone formations and ...

In The Descent, an outdoor adventure goes terribly wrong for six friends who enter caves looking for fun but find murderous ...

While for most people the idea of crawling deep into a dark hole in the earth sounds positively terrifying, some people adore ...

Exploring a cave alone is risky enough, but everything turns into a nightmare when the water starts rising. With tunnels filling fast and exits disappearing, every second becomes a decision between ...

Tourists swim in a cenote, or flooded cave, outside Playa del Carmen, Mexico. The Yucatan Peninsula is dotted with thousands of these interconnected limestone caves, which are fed by a ...

For the shuffling parade of Paw Patrol officers, princesses and superheroes, there was no shortage of candy or spooky delights at the edge of a forest just outside Knoxville, Tenn. But off to the side ...