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From a lake the color of Pepto-Bismol to mysterious rock rings in the Sahara Desert, these strange geological wonders continue to stump scientists. https://www.mentalfloss.com/article/609355/geological-formations-baffle-scientists
From a lake the color of Pepto-Bismol to mysterious rock rings in the Sahara Desert, these strange geological wonders continue to stump scientists. https://www.mentalfloss.com/article/609355/geological-formations-baffle-scientists