Aix-en-Provence, Provence-Alpes-Côte d'Azur, France
Oberhaching, Bayern, Germany
Karlsruhe, Germany
Braunschweig, Niedersachsen, Germany
Freiburg, Baden-Württemberg, Germany
Valparaíso, Valparaiso, Chile
santiago, Las condes, Chile
Karlsruhe, Baden-Württemberg, Germany
mainz, Rhineland-Palatinate, Germany
Valencia, Valencian Community, Spain
Bremen, Germany