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

Far below the surface of Mexico’s Yucatán Peninsula, a flooded labyrinth of limestone tunnels has quietly guarded one of the ...

Washington University in St. Louis archaeologists are investigating coastal and underwater caves in southeastern Sicily, tracing early human dispersal onto the island. (Photo by Ilaria Patania via ...

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 ...

Archaeological surveys led by scientists at Washington University in St. Louis suggest that coastal and underwater cave sites in southern Sicily contain important new clues about the path and fate of ...