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

The longest known underwater cave in the world is even longer than we thought. As of the start of this year, cave divers have mapped 524 kilometers (325.6 miles) of a subterranean water 'web' near ...

Far below the surface of Mexico’s Yucatán Peninsula, a flooded labyrinth of limestone tunnels has quietly guarded one of the most haunting fossil troves of the Ice Age. In the darkness of a submerged ...

International research and highly-specialized divers are bringing an underground, underwater world to the surface ...

Divers in Mexico's Yucatan Peninsula say they have discovered the world's largest underwater cave. Underwater archaeologists discovered last week that the cave system known as Sac Actun, located near ...

In 2018, Ox Bel Ha was temporarily surpassed as the longest explored underwater cave after a connection was discovered ...

MEXICO CITY (AP) — A prehistoric human skeleton has been found in a cave system that was flooded at the end of the last ice age 8,000 years ago, according to a cave-diving archaeologist on Mexico's ...

MEXICO CITY (Reuters) - The remains of a prehistoric child were removed from an underwater cave in Mexico four years after divers stumbled upon the well-preserved corpse that offers clues to ancient ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. MEXICO CITY (AP) — A prehistoric human ...