A 4 x 7 segment mosaic of Buckingham Palace, London. Taken by myself with a Canon 5D and 85mm f/1.8 at f/5.6, ISO 100, 1/200s exposures.
<a href="//commons.wikimedia.org/wiki/User:Diliff" title="User:Diliff">Diliff</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>