<p>Colliding Sand Dunes in Aonia Terra — This dune field in Aonia Terra shows sand dunes with a variety of morphologies.
</p><p>NASA/JPL/University of Arizona (249 km above the surface; scene 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>
2018-03-01 09:54
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