KunstLichtTor 15, "Wohin/Woher" von Christoph Hildebrand, Universitätsstr., Bochum Innenstadt
<a href="//commons.wikimedia.org/wiki/User:RalfHuels" title="User:RalfHuels">RalfHuels</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>