Did aliens build the pyramids? According to some theories, the ancient Egyptian monuments actually have extraterrestrial origins... History tells us that these magnificent structures are definitely, 100% man-made, but how would life on Earth be different if we had proof that they weren't? What would happen if the Great pyramids really were built by aliens? read more...
What If Ancient Aliens Built The Pyramids? | Unveiled
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VOICE OVER: Noah Baum
WRITTEN BY: Caitlin Johnson