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Inca City on Mars: these stunning landscapes are probably the result of natural erosion, by wind or water. |
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"Inca City" on Mars: same ingae in negative colors. The images come from the Mariner 9 space probe. |
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Another type of unusual landscape: it appears that flowing waters might have carved into an ancient crater. Lots of strangle angles can be observed. |
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The same picture in negative colors. |
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