In 1952, a terrifying UFO soared over Salem, Massachusetts, in this clip from Season 4, "Wooly Mammoth Sighting, Ohio Bigfoot Howl, and Killer Robot." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all of your favorite The HISTORY Channel shows at ...

Did an Italian reconnaissance pilot capture genuine UFO photos in 1979? See more in this scene from Season 4, Episode 15, "Classic UFO, Headless Zombie Fish, and Crying Virgin Mary." Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all of your favorite ...