Ancient Aliens

Ancient Aliens

S 5 E 1

Secrets of the Pyramids

Dec 21, 2012 | 44m 10s | tv-pg | CC

For thousands of years, pyramids were the largest structures on Earth. The best known were constructed in Egypt and Central America, but others have been found all around the world, including in China, Africa and Indonesia. But what purpose did the pyramids serve? Researchers explore strange similarities between all pyramids, as well as the geographic, strategic and otherworldly connections between these mysterious monumental structures.

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