This place is a UNESCO <a href="https://en.wikipedia.org/wiki/World_Heritage_Site" class="extiw" title="en:World Heritage Site">World Heritage Site</a>, listed as
<a rel="nofollow" class="external text" href="https://whc.unesco.org/en/list/975/">Zollverein Coal Mine Industrial Complex in Essen</a>.
Günter Seggebäing, Coesfeld
CC BY-SA 3.0
Photo taken by <a href="//commons.wikimedia.org/wiki/User:Watzmann" title="User:Watzmann">Watzmann</a>