Lost Worlds

- Season 1

(2006)

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The remains of castle fortresses help reveal the truth behind the 12th-century organization of warrior monks known as the Knights Templar.

Ancient civilizations on the islands of Crete and Santorini, which may have formed the basis for the myth of Atlantis, return to computer-simulated life.

The long-lived Egyptian pharaoh, Ramses II, created an empire that exists now in magnificent ruins, which provide clues to their original splendor.

The world of Pericles, including the Parthenon, lives again.

Secret U.S. cities were born out of the Manhattan Project and then abandoned, leaving historians to interview former citizens and search crumbling buildings to create a picture of what they were like.

Adolf Hitler and his young architect, Albert Speer, had grotesquely overblown plans to replace Berlin with a world capital. Computer graphics reveal what these unrealized ambitions would have looked like.

Experts show how the much-changed Jerusalem would have looked to Jesus.

In London during WWII, Winston Churchill reluctantly agreed to the construction of secret bunkers. Investigators yield up some of their secrets.

Vlad the Impaler, the sadistic real-life ruler behind Bram Stoker's fictional Dracula, left behind mighty fortresses that survive today. Computer graphics reveal how they originally looked.

The castle fortresses of Scotland during the time of William Wallace spring back to their former glory in computer simulations.

The world of Apostle Paul and the early Christians, including the Temple of Artemis and the secret caverns of Cappadocia, lives again.

Stonehenge, The Ring of Brodgar and the Tomb of the Eagles are three ancient pagan structures for which archaeologists and historians provide insight.