#ancientaliensepisodeclips

Would it have been physically possible for the ancient Egyptians to build the pyramids? Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedu

The ancient engravings in Val Camonica, Italy, depict possible extraterrestrial travel in this clip from Season 18, "Ancient Aliens On Location: Decoding The Alien Glyphs." #AncientAliens Subscribe for more from Ancient Aliens and other great The HI