OSM London Hack weekend May 2011, day  2 - <a rel="nofollow" class="external free" href="https://wiki.openstreetmap.org/wiki/London_Hack_Weekend_May_2011">http://wiki.openstreetmap.org/wiki/London_Hack_Weekend_May_2011</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/42892566@N08">Alexander Kachkaev</a>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/kachkaev/5748804246/">2011-05-22 (0010)</a>