Paris, Ile-de-France, France
Kassel, Hessen, Germany
Forli, Province of Forlì-Cesena, Italy
Mannheim, Baden-Württemberg, Germany
Bremen, Bremen, Germany
Saarbrücken, Saarland, Germany
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Luzern, Luzern, Switzerland
Vienna, Vienna, Austria
