Cologne (<a href="//commons.wikimedia.org/wiki/K%C3%B6ln" class="mw-redirect" title="Köln">Köln</a>); Germany: <a href="//commons.wikimedia.org/wiki/Hansahochhaus" title="Hansahochhaus">Hansahochhaus</a>
<span class="int-own-work" lang="en">Own work</span>
2011-05-30
<span class="int-own-work" lang="en">Own work</span>