Tag Archives: rocks

Richat Structure, Mauritania

This prominent circular feature in the Sahara desert of Mauritania has attracted attention since the earliest space missions because it forms a conspicuous bull’s-eye in the otherwise rather featureless expanse of the desert.

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Vale da Lua, Brazil

On private property close to Chapada dos Veadeiros National Park is an amazing and ancient place much like a water park created by nature with pools, natural water slides and cascades. It’s called Vale da Lua or Valley of the … Continue reading

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