NASA's Mars Global Surveyor shows rugged terrain in the Nestus Valles portion of northern Memnonia on Mars. Wind erosion has scoured the landscape. Dust mantles the scene.

15 August 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows rugged terrain in the Nestus Valles portion of northern Memnonia. Wind erosion has scoured the landscape. Dust, deposited after the wind erosion occurred, mantles the scene. Dark streaks have formed by avalanching of the fine, dry dust on some of the slopes in the region.

Location near: 6.8°S, 158.5°W
Image width: width: ~3 km (~1.9 mi)
Illumination from: lower left
Season: Southern Spring

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