Paris, Ile-de-France, France
La Rochelle, Poitou-Charentes, France
Sofia, Sofia, Bulgaria
Arbois, Bourgogne-Franche-Comté, France
Tuebingen, Baden-Wuerttemberg, Germany
Kuldiga, Latvia, Latvia
Nantes, Pays de la Loire, France
Muenster, North Rhine-Westphalia, Germany
