Ancient Alien Question: From UFOs to Extraterrestrial Visitations

Philip Coppens, star of the History Channel's "Ancient Aliens" series reveals an array of astonishing truths about our history, including a radically different understanding of the pyramids and how they were constructed. Learn the extraordinary stories behind monuments such as the Nazca Lines and Puma Punku, analyze the latest historical and archaeological evidence, to discover proof that extraterrestrials came to Earth a millennia ago.