<p>Looking for Viscous Flow – What kind of flow? Most likely ancient glacial processes. 
</p><p>NASA/JPL/University of Arizona (254 km above the surface, less than 5 km across).
</p>
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<a rel="nofollow" class="external text" href="https://www.flickr.com/people/71688597@N05">UAHiRISE (NASA)</a>
2018-06-15 11:27
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