NASA's Mars Global Surveyor shows the gullied wall of a pit in the south polar region of Mars. The dark area is a patch of windblown and wind-eroded sand.

9 December 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows the gullied wall of a pit in the south polar region of Mars. The dark area is a patch of windblown and wind-eroded sand.

Location near: 71.4°S, 357.7°W
Image width: width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Summer

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