Osnabrück, Lower Saxony, Germany
Afyonkarahisar, Afyonkarahisar, Turkey
Vienna, Vienna, Austria
Ankara, Ankara, Turkey
Darmstadt, Hessen, Germany
Medellín, Antioquia, Colombia
Berlin, Berlin, Germany
Osnabrück, Niedersachsen, Germany
Koblenz, Rhineland-Palatinate, Germany