Dike near Huygens crater on Mars.  Location is 7.733 degrees south latitude and 63.877 degrees east longitude.  Image was taken with the Mars Odyssey's THEMIS, image number V23313001.
Jim Secosky uploaded image
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(<span lang="en" dir="ltr">Original text: <i><bdi lang="">January 15, 2009</bdi></i></span>)
<a rel="nofollow" class="external free" href="http://themis-data.asu.edu/img/browse/V23313001?band=38stretch=S2">http://themis-data.asu.edu/img/browse/V23313001?band=38stretch=S2</a>