Ancient Aliens: Secret Crop Circle Messages (Season 10) | History

The search continues with new episodes of In Search Of Fridays at 10/9c! Ancient Astronaut Theorists believe that crop circles could be attempts by extraterrestrials to communicate with humans. Discover what messages could be hidden in these geometric patterns in this clip from Season 10, “Circles From the Sky“. #AncientAliens Subscribe for more from Ancient Aliens and other great HISTORY shows: Find out more about the show and watch full episodes on our site: