This incredible submerged cave network is the longest of its kind in the world and plays a vital role in the region.

Mexico's Yucatán Peninsula hides Sistema Ox Bel Ha, the world's longest explored underwater cave system, stretching over 524 ...

Underwater caves off the coast of Sicily offer new clues about the island’s first human inhabitants. They may have arrived by sea, not by land, as previously assumed. Sicily is one of the earliest ...

Hidden beneath the water’s surface, these caves offer a unique beauty that few have the chance to witness. Imagine swimming in crystal-clear waters, surrounded by dramatic rock formations, and ...

A woman has fallen 100 feet to her death while exploring inside a cave in Virginia, according to authorities. The fall happened on Friday at approximately 4:13 p.m. when authorities at the Giles ...

The Hranicka Abyss is at least 1,325 feet deep, and likely goes down further. — -- A team of explorers believe they have discovered the deepest known underwater cavern the world in eastern Czech ...