A massive circular structure in the Sahara Desert has puzzled scientists for ... The Eye of the Sahara is made up of layers of rock that have been exposed by erosion. The outer rings consist ...
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The Sahara Desert Was Green Centuries Ago! Rock Art Findings in Sudanese Region Supports Flora TheoryThe Sahara desert in its present ... During their examination, researchers spotted ancient rock artworks from 16 new sites in the middle of the Eastern Desert (also known as the Atbai).
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