Lots of people, a blue chicken, and a floating Yoda.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/8176740@N05">Garry Knight</a> from London, England
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/garryknight/11931167636/">Noon at Trafalgar Square</a>