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A selection of the most striking or significant images from THEMIS
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Martian canyons open big windows into the geologic past
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Channels tell of flowing water — whether from rivers, floods, or rain storms
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Mars' atmosphere is highly changeable, with clouds partly resembling Earth's
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Color can reveal mineral types, physical properties, and geologic features
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Craters help date landscapes: older surfaces usually show more craters
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Dunes tell of wind patterns, both recent and ancient
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Faults and cracks trace tectonic stresses in the Martian crust
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THEMIS helps scout landing sites for several Mars missions
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Landslides and slope streaks provide evidence of erosion and collapse
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Sediments are often exposed in walls of canyons, channels, and craters
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Impacts and floods have shaped mountains and spawned chaotic terrain
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Polar regions show change as seasons pass and ice comes and goes
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Volcanic features dominate many areas of Mars
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Winds drive sand and dust particles, raising storms and eroding landscapes
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