<p>Sinuous Ridges in a Crater – Are the ridges fluvial sedimentary rock bodies and is there layering within the pits?
</p><p>NASA/JPL/University of Arizona (328 km above the surface. Enhanced color is less than 1 km top to bottom and north is to the right.)
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<a rel="nofollow" class="external text" href="https://www.flickr.com/people/71688597@N05">UAHiRISE (NASA)</a>
2018-03-16 13:40
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