Ox Bel Ha, located beneath Mexico’s Yucatán Peninsula, has officially reclaimed its title as the longest underwater cave system in the world, stretching an astonishing 524 kilometers. This submerged ...

MEXICO CITY — A prehistoric skeleton has been found in an intricate underwater cave system along Mexico's Caribbean coast, an area that flooded at the end of the last ice age 8,000 years ago, ...

There’s a cave in Kentucky that’s 426 miles long – and fish-eating spiders lurk in it; Is there a place on Earth that is ...

Beneath the Yucatan Peninsula are a series of flooded caves that are revealing secrets about human presence in the area from prehistoric times.

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 ...

A skeleton beleived to date from 16-17th century and discovered during the Crossrail excavations at Liverpool Street is seen in the Dockland Museum's 'Tunnel' exhibition in London on February 8, 2017.