Barcelona, Catalonia, Spain
Cologne, North Rhine-Westphalia, Germany
Gießen, Hessen, Germany
Trier, Rhineland-Palatinate, Germany
Dortmund, North Rhine-Westphalia, Germany
Blomberg, North Rhine-Westphalia, Germany
Heidenheim an der Brenz, Baden-Wuerttemberg, Germany
Giessen, Germany
Giessen, Hessen, Germany
New South Wales, Australia
Milan, Lombardy, Italy
State of Espírito Santo, Brazil