Raised Footprints in the Antarctic snow. Snow gets compacted by the footprint, then the uncompacted snow around the footprint gets blown away in a storm.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/57202181@N05">Alan Light</a> from Charlotte, USA. At Commons: <a href="//commons.wikimedia.org/wiki/User:Alan_R_Light" title="User:Alan R Light">Alan R Light</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Alan_R_Light" title="User talk:Alan R Light">talk</a><span style="white-space:nowrap"> <b>·</b></span> <a href="//commons.wikimedia.org/wiki/Special:Contributions/Alan_R_Light" title="Special:Contributions/Alan R Light">contribs</a>)
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/alan_light/5360737307/">Raised Footprints -13-</a>