This gripping show explores the mysteries surrounding our planet’s most notorious stretch of water: the Bermuda Triangle. Ships and...

Ancient Astronaut Theorists investigate Nomali statues and their connection to sky stones, in this clip from Season 18, "Ancient Aliens...

Ancient Astronaut Theorists explore the volcanic lava tubes in Pluto’s Cave, in this clip from Season 18, "Ancient Aliens On Location:...

Ancient Astronaut Theorists believe that Prince William might've investigated and researched a classified UFO phenomenon, in this clip...