Hamburg, Hamburg, Germany
Münster, North Rhine-Westphalia, Germany
Würzburg, Bavaria, Germany
Tübingen, Baden-Württemberg, Germany
Mannheim, Baden-Wuerttemberg, Germany
Irbid, Irbid Governorate, Jordan
Boenen, North Rhine-Westphalia, Germany
Maastricht, Limburg, Netherlands
Berlin, Berlin, Germany
Leipzig, Saxony, Germany
Bielefeld, North Rhine-Westphalia, Germany
Hanover, Lower Saxony, Germany