This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows a south polar scene, covered by bright, seasonal, carbon dioxide frost. The dark patches are areas where the frost has begun to sublime away.
Location near: 80.0Â°S, 334.0Â°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Spring