NASA's Mars Global Surveyor image shows a suite of south mid-latitude gullies on a crater wall. Gullies such as these may have formed by runoff of liquid water.

25 November 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows a suite of south mid-latitude gullies on a crater wall. Gullies such as these may have formed by runoff of liquid water.

Location near: 38.0°S, 167.2°W
Image width: width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Summer

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