Colorado Great Sand Dunes
Rolf Blauert <a href="//commons.wikimedia.org/w/index.php?title=User:Dk4hb&amp;action=edit&amp;redlink=1" class="new" title="User:Dk4hb (page does not exist)">Dk4hb</a>
<span class="int-own-work" lang="en">Own work</span>