There have been many reports of extraterrestrials seen in Alaska. See more in this scene from Season 2, Episode 6, "Mysteries Beneath the Ice." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from ...

Throughout history, spiritual leaders known as shamans have healed, protected and advised their people. But are they simply putting on elaborate ceremonies? See more in Season 7, Episode 6, "The Shamans" Watch all new episodes of Ancient Aliens, Fridays, at 9/8c, and next day on The HISTORY ...

The mysterious Mediterranean island of Malta lies south of Sicily and is home to megalithic structures built by a mysterious prehistoric society. See more in Season 1, Episode 6, "The Mystery of the Cyclops." #InSearchOfAliens Subscribe for more HISTORY: http://histv.co/SubscribeHistoryYT ...

Check out the preview for Season 11 Episode 6 of Ancient Aliens, new episodes Fridays 9/8c Subscribe for more from Ancient Aliens and other great HISTORY shows: http://histv.co/SubscribeHistoryYT Find out more about the show and watch full episodes on our site: http://po.st/AncientAliens Check ...

Why is the symbol of the egg present in all cultures? Does the answer lie out in the stars, or perhaps inside our own brains? Find out in this collection of scenes from "Decoding the Cosmic Egg." #AncientAliens Subscribe for more from Ancient Aliens and other great HISTORY shows: ...