Cave diving combines the thrill of scuba diving and with the excitement of exploring a cave; it’s a challenging activity even for experienced explorers. At these four sites — some of the most popular ...

Morgan O’Hanlon: As you’re driving through West Texas and through Balmorhea, this kind of big open desert, you get to the Phantom Springs Cave and it’s this tiny little narrow crevice.

Diver and photographer Jill Heinerth has explored unmapped, underwater caves deep in the earth, as well as the submerged crevices of an iceberg. She has seen hidden creatures and life forms that have ...

A hidden lake beneath Turkey’s southern coastline has revealed its underwater formations in unprecedented detail. Inside Gilindire Cave in Mersin, a specialized diving team documented stalactites, ...

Two men drowned while on a diving expedition in a mazelike Florida cave system that extends deep below the surface, authorities said Thursday. The Hernando County Sheriff's Office said three teenagers ...

What Robert Laird, the co-founder of International Underwater Cave Rescue and Recovery, means is this: When cave divers get in serious trouble, they usually die. There is no one to rescue, just a body ...