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 ...

I’ve never seen anything like this,' Bob Ballard, a National Geographic explorer, said about the recent discovery.

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