Fair rating?Ancient Aliens· Season 21 · Episode 6
The Top Ten Mysterious Mountains
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, a volcano in Washington that was at the center of a famous UFO sighting, and a mesa in New Mexico believed to contain an alien base, could these strange peaks provide evidence of extraterrestrial contact?
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#5In Season 21of 17 rated episodes
#107All-timeof 288 rated episodes
+0.2vs season avgSeason 21 averages 7.5
2025First airedMarch 14, 2025







