Mapping the Zoo, OpenStreetMap mapping party at the Smithsonian National Zoological Park in Washington, D.C. (Sept 2009)
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/51648834@N00">Andrew Turner</a>
CC BY 2.0
<a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a>: <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/51648834@N00/3916390303">Mapping the Zoo Crew Sign</a>