An update of "Chariots of the Gods" (1970), this slick production provides updates of Erich von Däniken's controversial theories with von Däniken himself acting as co-host. Shooting locations include the Giza Plateau in Egypt, the megalithic ruins at Carnac in Brittany, the ancient Mayan cities of Chichén Itzá and Palenque in Mexico, Deder and Kaimalkin in Turkey, as well as other mysterious sites around the world.