Troughs System in Olympica Fossae (Original NASA/MGS/MSSS b/w Frame)

Caption NASA originale:"This MGS-MOC image shows a wide, flat-floored Trough flanked by several smaller, branching Troughs in the Olympica Fossae Region of Mars. Dark and intermediate-toned Slope Streaks �both created by dry Avalanches of Dust � occur on the Trough Walls".

Location near: 25,1� North; 113,8� West
Image width: ~3 Km (~1,9 mi)
Illumination from: lower left
Season: Northern Winter