Actors
David Childress , Michael Cremo , Giorgio A. Tsoukalos , Erich von Däniken , Jonathan Young , Philip Coppens , Roger Hopkins , Michael Dunn , Linda Moulton Howe , Graham Hancock , Andrew Collins , Hanan Charaf , Robert Mullins , Bill Birnes , Christopher Stevenson
About
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Story
Theorists explain how alien technology may be responsible for massive structures like the 3,000 megalithic stones in the French village of Carna, precision-cut blocks at Puma Punku in Peru and the Gobekli Tepe's 12,000-year-old circular structures.
