Topography of Ma'adim Vallis, showing the Ma'adim basin rim crosscut at (c) and at the valley head (a), dissected basin floor (b), Gusev crater (d), its exit breach (e), and undissected lowlands (f). Figure is MOLA topography with 100-m interval, cylindrical projection.
Irwin et al. (2002), A Large Paleolake Basin at the Head of Ma'adim Vallis, Mars.
Image Number: WEB12891-2013
Credit: National Air and Space Museum, Smithsonian Institution
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