Martin Rulsch giving a tour of Berlin, Germany, as part of Wikimedia Conference 2018. Berlin-Brandenburgische Akademie der Wissenschaften (Berlin-Brandenburg Academy of Sciences) in background.
<a href="//commons.wikimedia.org/wiki/User:Jmabel" title="User:Jmabel">Joe Mabel</a>
CC BY-SA 4.0
Photo by <a href="//commons.wikimedia.org/wiki/User:Jmabel" title="User:Jmabel">Joe Mabel</a>