America before Columbus was home to some of the greatest engineering marvels on the planet: Chichen Itza, the Statues of La Venta, Tikal, Machu Picchu, Cusco's Temple of the Sun, the Nazca Lines, and the Moai of Easter Island. Special access to hi-tech archaeological digs reveals the secrets of ancient America's Seven Wonders as experts investigate their mysterious purposes.
Cast Appearances
Episode Discussion
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