Far below the waves off the coast of Brittany, France, divers have mapped a massive stone barrier that should not exist, at ...

Long before satellites and sonar, entire cities vanished beneath water—some swallowed by earthquakes, others ...

Ancient shipwreck treasures, a Roman battering ram from the Punic Wars, and remains of an underwater city headline Fernbank Museum’s newest exhibit: “Sunken Treasures, Ancient Seas.” ...