Dark slope streaks are common in Lycus Sulci, the complex ridged terrain surrounding the north and west side of Olympus Mons as seen in this image from NASA 2001 Mars Odyssey spacecraft.
Dark slope streaks are common in Lycus Sulci, the complex ridged terrain surrounding the north and west side of Olympus Mons as seen in this image from NASA 2001 Mars Odyssey spacecraft.