Ancient Aliens (2010)

S18E7 Alien Air Force

Beginning in 2017, the Navy has disclosed images and footage of Unidentified Aerial Phenomena, leading Ancient Astronaut Theorists to propose that these astonishing visuals closely resemble descriptions documented throughout history. Are the sightings of pyramid-shaped vessels, bell-like crafts, and cylindrical objects evidence of extraterrestrial spacecraft that may have been traversing our atmosphere for millennia?