Unearthed: Season 8, Episode 7 - ProjectFreeTV

8 - 7: Secrets of the Sunken Empire

The secrets of the world's oldest sunken city, Pavlopetri off southern Laconia in Peloponnese, Greece, are lost to history, but hi-tech underwater archaeology answers questions that books cannot; experts explore sunken ruins and reveal new discoveries about one of the first great empires.