A strange monolith appears at the canyons in Utah, leaving people shocked and confused. Was this the work of extraterrestrials trying to communicate with us? Find out more in this clip from Season 2, "MYSTERY OF ALYOSHENKA / SKYQUAKES." Watch all new episodes of The Proof Is Out There, Fridays ...

Tune in to Alien Invasion Week on History starting Monday 9/30 through Friday 10/4 for new Ancient Aliens, plus the premiere of In Search Of, new UFO Specials and More! There are quartz obelisks in Egypt that some Ancient Astronaut Theorists believe were used to transmit energy over vast ...

Tune in to Alien Invasion Week on History starting Monday 9/30 through Friday 10/4 for new Ancient Aliens, plus the premiere of In Search Of, new UFO Specials and More! Bolivia's stone blocks are so precise that Ancient Astronaut Theorists believe they could not have been built without advanced ...

Ethiopis is a mystical African country where bones of the oldest hominids and oldest homo sapiens were discovered. It's the land where Queen of Sheba ruled and Arc of Covenant is hidden. It's the place where largest obelisk was erected. Where the reality stops and myth begins? Pyramid and ...