Pavlopetri, a small islet in the Peloponnese, is the oldest ancient Greek city that has ever been discovered underwater.

More than two decades after it was first discovered, a mysterious ‘underwater city’ off the coast of Cuba is back in the ...

Imagine diving into the deep blue... and finding a whole city sitting silently at the bottom of the ocean. Sounds like ...

Now, Franck Goddio, the French underwater archaeologist who rediscovered Thonis-Heracleion, says the 82-foot-long (25-meter-long) military ship was discovered in the major canal that flowed along the ...

Deep beneath the surface of the Atlantic Ocean, scientists have uncovered an extraordinary undersea world that may hold the key to understanding how life began on Earth. The discovery of the Lost City ...

During her hunt for the Egyptian queen’s lost tomb, National Geographic Explorer Kathleen Martínez uncovered the sunken ...