"…an important and outstanding contribution."--Erich von Daniken, best-selling author of Twilight of the Gods"The Ancient Alien Question provides a captivating adventure around the world and sheds an interesting perspective on the Ancient Astronaut Theory. It raises questions that culminate in well-thought-out, and sometimes downright startling, conclusions. A must-read for anyone who wants to expand their knowledge horizon in this kick-ass field."--Giorgio A. Tsoukalos, author, Gods or Ancient Aliens? producer, Ancient Aliens: The Series"In The Ancient Alien Question Coppens breaks the intellectual sound barrier and offers his readers a well-researched and well-written book that challenges this last taboo of the human adventure. Definitely a not-to-be-missed book!"--Robert Bauval, author of The Orion Mystery"Philip Coppens covers all the bases on this controversial topic. His research is thorough and he addresses each topic with a balanced overview that cuts through the jungle of confusion with a very sharp machete of reason."--David Hatcher Childress, author of Technology of the GodsHave we been visited by extraterrestrial beings?Did these "ancient aliens" contribute to the birth of human civilization?Do our ancient monuments contain evidence of their presence?The Ancient Alien Question reveals an array of astonishing truths, including:A radically different understanding of the pyramids and how they were constructedThe origins of crystal skulls and how they were foundThe extraordinary stories behind monuments such as the Nazca lines and Puma Punku, and who built themHow extraterrestrials came to our planet and the evidence that supports thisAnalyzing the historical and archaeological evidence, Philip Coppens demonstrates that there is substantial proof that our ancestors were far more technologically advanced than currently accepted, and that certain cultures interacted with non-human intelligences. Our ancestors were clearly not alone.Forty years after Erich von Däniken posed these questions in Chariots of the Gods, Coppens provides clear and concise answers to the great historical enigmas in a most accessible and readable format.Your view of human history will never be the same again!