A bit blurred...  dark old day.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/28179929@N08">Felix O</a>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/sludgeulper/6877122705/">Schwebebahn, Wuppertal</a>