Augsburg, Bavaria, Germany
Trier, Rhineland-Palatinate, Germany
Vienna, Vienna, Austria
Walferdange, Luxembourg, Luxembourg
Dullin, Auvergne-Rhône-Alpes, France
Sant Cugat del Valles, Catalonia, Spain
Berlin, Berlin, Germany
Muenster, North Rhine-Westphalia, Germany
Bad Oldesloe, Schleswig-Holstein, Germany
Jena, Thuringia, Germany
