Alien Gateways to Other Worlds | Ancient Aliens

From mysterious gateways carved into mountains to glowing doorways in the sky, explore the evidence that ancient portals may have connected Earth to alien worlds. See more in this Ancient Aliens compilation. 0:00 - Chapter 1 Pu'u Loa Petroglyphs 5:25 - Chapter 2 Pyramid Energy Fields 10:38 -...

19 min - Space & the Universe - HISTORY

More: Searching for Aliens documentaries

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