Decoding the Unknown on MSNOpinion

Why so many people still think aliens built the pyramids

The Great Pyramid has survived for more than 4,600 years, contains millions of massive stone blocks, and was aligned with ...
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Researchers believe they finally figured out how the Great Pyramids were built — and no, it's not aliens

For decades, the construction of the Great Pyramid of Giza has sparked one of history’s biggest mysteries and plenty of wild theories. From secret lost civilizations to alien intervention, many people ...