The dance floor of the abandoned Grande Ballroom.
<a href="//commons.wikimedia.org/w/index.php?title=User:Albert_duce&amp;action=edit&amp;redlink=1" class="new" title="User:Albert duce (page does not exist)">Albert duce</a>
CC BY-SA 3.0
Own work, originally on <a rel="nofollow" class="external free" href="http://detroiturbex.com">http://detroiturbex.com</a>