Ancient Civilizations of the World: Drain the Oceans | MEGA EPISODE | National Geographic

Ancient Egypt The Nile was central to ancient Egypt. Draining its water reveals a lost wonder and the origins of the Egyptians' obsession with the afterlife. The Viking Seas Of all the wrecks lying at the bottom of the Baltic, perhaps the most spectacular is the battleship Mars, finally ready to reveal its secrets. Ancient Maya Resurrection New discoveries made at a lost city and a human sacrifice deep within an underwater cave reveal secrets about the rise and fall of the ancient Maya. The Secrets of Pompeii's Dead New discoveries at Pompeii and Herculaneum reveal the identities and final moments of those trapped during the eruption of a volcano 2000 years ago. The Lost Worlds of the Mediterranean The Mediterranean was once home to some of the world's greatest ancient civilizations. Draining the sea unlocks the mysteries of their rise and fall. The Roman Empire The secrets of the survival of the Roman empire are unearthed from beneath the waves of the Mediterranean and the soil of the Italian peninsula.