Salamanca, Castilla y León, Spain
Köln, Nordrhein-Westfalen, Germany
Dresden, Saxony, Germany
Bonn, North Rhine-Westphalia, Germany
Bucharest, Bucharest, Romania
Porto, Porto, Portugal
Konstanz, Baden-Wuerttemberg, Germany
Giurgiu, Giurgiu, Romania
Tübingen, Germany
Besse-sur-Issole, Provence-Alpes-Côte d'Azur, France
Cluj-Napoca, Cluj County, Romania
Berlin, Berlin, Germany
