Park Hill, half-abandoned council housing estate, Sheffield, England
Paolo Margari (<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/paolomargari">https://www.flickr.com/photos/paolomargari</a>)
CC BY-SA 3.0
<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/paolomargari/464986123/">https://www.flickr.com/photos/paolomargari/464986123/</a> self-made