Heidelberg, Baden-Württemberg, Germany
Sydney, New South Wales, Australia
Asuncion, Paraguay
Berlin, Berlin, Germany
Stuttgart, Baden-Württemberg, Germany
Goch, Nordrhein-Westfalen, Germany
Wiesbaden, Hesse, Germany
Nürnberg, Bavaria, Germany
Moscow, Moscow, Russian Federation
Lingen, Niedersachsen, Germany
Istanbul, Istanbul, Turkey
Düsseldorf, Nordrhein-Westfalen, Germany