In the middle of Mauritania's Sahara Desert, surrounded by an ocean of sand, lies a colossal stone spiral that seems almost too perfect to be natural. From orbit, in a recent image taken by the ...
13don MSN
NASA keeps watching this giant 'eye' in the Sahara from space but it has a surprising earthly origin
Astronauts marvelled at the Sahara's 'Eye of the Sahara,' the Richat Structure, a geological wonder in Mauritania. Far from a ...
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