Scary Mysteries on MSN
They said it was just rock - but the Grand Canyon hides something else
An explorer in 1909 claimed he found an ancient underground city inside the Grand Canyon—filled with rooms, hieroglyphs, and alien artifacts. He was never allowed back. The Smithsonian buried the ...
Grand Canyon fossils in the Bright Angel formation reveal 500M-year-old animals with dual feeding structures, reshaping ...
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