(a) Portion of THEMIS VIX image V08198017 (18m/pixel) showing a typical example of a wrinkle ridge observed along the "shorelines" in Isidis Planitia. (b) Portion of THEMIS Vis image V02431006 (72 m/pixel) showing the only example of ridges observed at the THEMIS VIS scale along the "shorelines" within Isidis Planitia, nor immediately dismissed as wrinkle-ridges or Aeolian landforms.
Image Number: WEB12928-2013
Credit: National Air and Space Museum, Smithsonian Institution
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