Heidelberg, Baden-Wuerttemberg, Germany
Berlin, Berlin, Germany
Lugano, Ticino, Switzerland
Pfalzfeld, Rhineland Palatinate, Germany
Bucharest, Bucharest, Romania
Köln, Nordrhein-Westfalen, Germany
Vienna, Vienna, Austria
Guangzhou, Guangdong, China
Osnabrueck, Lower Saxony, Germany
