Bonn, North Rhine-Westphalia, Germany
Gallarate, Italy
Kiel, Schleswig-Holstein, Germany
Heidelberg, Baden-Württemberg, Germany
Milano, Lombardia, Italy
Wien, Wien, Austria
Poggibonsi, Tuscany, Italy
Leipzig, Saxony, Germany
Düsseldorf, North Rhine-Westphalia, Germany
Budapest, Hungary