Extensive wind-swept plains of the Medusae Fossae formation on Mars are seen in this image from NASA's Mars Global Surveyor Orbiter.

Extensive wind-swept plains of the Medusae Fossae formation on Mars. This northern subframe image, frame 3104, is of a 3.0 x 4.7 km area centered near 2.4 degrees north, 163.8 degrees west.

Figure caption from Science Magazine.

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