On What Planet is This Landscape?
[image: The image "http://photography.nationalgeographic.com/staticfiles/NGS/Shared/StaticFiles/Photography/Images/Content/dallol-minerals-974674-ga.jpg"; cannot be displayed, because it contains errors.] Scroll down for the answer: Sulfur, salt, and other minerals color the crater of Ethiopia's Dallol volcano. It's on our own planet, Earth.
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