NASA's Mars Global Surveyor shows aligned pits formed by collapse along a fault trend in the Tractus Catena region of Mars, in northern Tharsis.

27 July 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows a 1.5 meters per pixel (~5 ft/pixel) view of aligned pits formed by collapse along a fault trend in the Tractus Catena region of Mars, in northern Tharsis.

Location near: 32.2°N, 101.7°W
Image width: width: ~3 km (~1.9 mi)
Illumination from: lower left
Season: Northern Autumn

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