A group of airmen encounter a UFO from the future, in this clip from 18, "The Time Benders." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT Find out more about the show and watch full episodes on our site: ...

Ancient astronaut theorists believe a monument located in Honshu, Japan is linked to aliens, in this clip from Season 18, "Ancient Aliens On Location: Incredible Structures." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

Ancient Astronaut Theorists believe strange shadow beings could've been produced from alien technology, in this clip from Season 18, "The Shadow People." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT Find ...

These 10 UFO sightings scared the world! Sometimes, unidentified flight objects are just coincidences that don't mean anything. But other times these sightings are so bizarre that it really makes you wonder: Are there aliens among us? Thanks for watching Bizarre Mysteries! 🔔 Hit the bell to ...

Former Canadian Defense Minister, Paul Hellyer, urges government officials to reveal the "truth" that extraterrestrials have been overseeing Earth for some time now in this clip from Season 11, Episode 8. #AncientAliens Subscribe for more from Ancient Aliens and other great shows from The ...

Ancient Astronaut Theorists believe that the colossal stone statues found in southern Egypt are transmitters for cosmic forces, in this clip from Season 15, "The Mystery of the Stone Giants." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

#UFO #alien #paranormalactivity Did the old prophets actually meet angels on top of mountains? Or were they highly intelligent beings from a galaxy far far away? In this video, we're taking a look at the Top 3 most well known sightings of UFOs of all time. It appears as though we are not ...

An eyewitness in Chile encounters a mysterious UFO during a routine mission, in this clip from Season 15, "Destination Chile." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT Find out more about the show and ...

Ancient Astronaut Theorists believe that the colossal tower of Jupiter was erected by ancient sky gods, in this clip from Season 18, "Beneath the Sacred Temples." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

Ancient Astronaut Theorists believe aliens might’ve crashed landed in Russia based on mind boggling evidence, in this clip from Season 15, "The Relics of Roswell." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

Extraterrestrials might’ve been crucial to the construction of Nan Madol, in this clip from Season 18, "Beneath the Sacred Temples." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT Find out more about the ...

People are always fascinated about aliens & UFOs. Now NASA has announced that it is launching study of UFOs. This will be push towards high-risk, high-impact science. An independent team will be set up on how much info is available in public. #NASA #aliens #wionoriginals About Channel: ...