This image from NASA's Mars Global Surveyor shows dark sand dunes and relatively small, light-toned, windblown ripples on the floor of a crater in central Noachis Terra.

22 March 2006
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows dark sand dunes and relatively small, light-toned, windblown ripples on the floor of a crater in central Noachis Terra.

Location near: 50.0°S, 353.7°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Autumn

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