Combined heat and power waste-to-energy plant with a dry ski slope on top, Amager Bakke in Copenhagen, Denmark, seen from a tour boat
<a href="//commons.wikimedia.org/wiki/User:Kritzolina" title="User:Kritzolina">Kritzolina</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>