Ancient Aliens
The Top Ten Mysterious Mountains (21x6)
Air date: Mar 14, 2025
"Ancient Aliens" is counting down ten mysterious mountains that are notorious for otherworldly phenomena; from a summit in Sri Lanka that is said to be a portal to other worlds and a volcano in Washington that was at the center of a UFO sighting.
- Premiered: Apr 2010
- Episodes: 286
- Followers: 632
- Running
- History
- Friday at 21