Fair rating?Ancient Aliens· Season 22 · Episode 4
Extraterrestrial Engineering
From the precisely cut stone blocks at Puma Punku, to the gigantic temples of Malta, and the megalithic city of Nan Madol, could these mysterious sites contain evidence of extraterrestrial contact in the distant past?
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#3In Season 22of 11 rated episodes
#115All-timeof 288 rated episodes
+0.2vs season avgSeason 22 averages 7.4
2026First airedFebruary 5, 2026