NASA's Mars Global Surveyor shows a portion of the enigmatic valley of the Olympica Fossae region of Mars. Unknown is whether water, lava, or mud, or some combination of these things, once poured through the valley system.

15 June 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows a portion of the enigmatic valley of the Olympica Fossae region. Unknown is whether water, lava, or mud, or some combination of these things, once poured through the valley system.

Location near: 24.2°N, 115.7°W
Image width: ~2 km (~1.2 mi)
Illumination from: lower left
Season: Northern Autumn

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