<p>Southwest Arabia Terra Landforms — The myriad ridges we see indicate their material is more resistant to erosion that other parts of the terrain.
</p><p>NASA/JPL/University of Arizona (276 km above the surface, 1 km top to bottom and north is to the right.)
</p>
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<a rel="nofollow" class="external text" href="https://www.flickr.com/people/71688597@N05">UAHiRISE (NASA)</a>
2018-04-12 09:22
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