Are we nearing the day when whistleblowers will finally be taken seriously--and their accounts proven true? Find out in this clip from Season 20, Episode 13, "THE WHISTLEBLOWERS." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on ...

Are sacred places the product of man's reverence for God--or the result of contact with ancient space travelers? See more in this scene from Season 3, Episode 3, "Aliens and Sacred Places." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite ...