A cascade of muddy rainwater made Grand Canyon National Park a temporary safety hazard last week, following a devastating flash flood that left one woman dead and multiple people stranded. The flash ...
The Why Files on MSN
How a Grand Canyon expedition found something that shouldn’t exist
A story from 1909 claims explorers discovered a man-made cave complex inside the Grand Canyon — complete with strange artifacts and Egyptian-like symbols. The report describes tunnels, rooms, tools, ...
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