But the Domes of Fabedougou have an entirely different origin.

But not the Domes of Fabedougou.

Despite being that old, the sandstones have been barely metamorphosed and are surprisingly young looking.

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As theEarth Storynotes, these Domes are actually ancient sand dunes.

Photo credit: Sviluppo/Shutterstock

This whole area was once under abig oceanpacked with free-flowing sediments.

Over time, the sediments settled down and compacted to form sedimentary rocks of different thickness.

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