Caption throwback: The deposits in this image are eroding into knobs and ridges. The erosion is probably dominated by wind, as most of the ridges are parallel. This is common in wind-eroded features, with the ridges generally aligned with the prevailing wind. At high resolution, layering is revealed in many of the knobs and outcrops. (Read the full caption.
: 11 December 2006 altitude
: 282 kmObservation details page
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