<a href="https://en.wikipedia.org/wiki/United_States_Geological_Survey" class="extiw" title="w:United States Geological Survey">USGS</a> satellite image of the <a href="//commons.wikimedia.org/wiki/District_of_Columbia" class="mw-redirect" title="District of Columbia">District of Columbia</a>, modified to show territorial boundary and quadrant divisions.
USGS, modified by <a href="//commons.wikimedia.org/wiki/User:Postdlf" title="User:Postdlf">User:Postdlf</a>
Taken on 26 April 2002
<a href="https://en.wikipedia.org/wiki/United_States_Geological_Survey" class="extiw" title="w:United States Geological Survey">USGS</a> satellite image