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cavern

Basilica of Saint Clement

The Mithraic Mysteries and the underground chamber of San Clemente

Prior to the adoption of Christianity as its official religion at the end of the 3 rd century AD, the Roman Empire’s religious policy was one of tolerance. Along with the official Roman religion,...
Exploring the Sac Actun submerged caves in Quintana Roo, Mexico.

A Mexican Underwater Cave System is the Largest in the World…and Filled with Archaeological Value

The largest known flooded cave system in the world is also a major source of archaeological interest. After 10 months of intensive exploration, divers have declared that 347 kilometers (216 miles) of...
Elongated skull in Mayan cave

Elongated skulls and a mythical underwater Mayan cave

A flooded sinkhole in southern Mexico that terrifies local villagers was recently explored by underwater archaeologists , who found the submerged cavern littered with elongated skulls and human bones...