Berlin, Berlin, Germany
Hamburg, Hamburg, Germany
Halle (Saale), Saxony Anhalt, Germany
Paris, Ile-de-France, France
Sofia, Sofia-city, Bulgaria
Paris, Île-de-France, France
Schwaebisch Hall, Baden-Wuerttemberg, Germany
Washington, DC, United States
Toulouse, Midi-Pyrenees, France
Goettingen, Lower Saxony, Germany
Skovde, Vastra Gotaland, Sweden