Cologne, North Rhine-Westphalia, Germany
Berlin, Berlin, Germany
Esslingen am Neckar, Germany
Freiburg, Baden-Württemberg, Germany
Rio de Janeiro, Rio de Janeiro, Brazil
Munich, Bavaria, Germany
Da Nang, Da Nang, Vietnam
Udaipur, Rajasthan, India
Leuven, Vlaanderen, Belgium
Aachen, Aachen, Germany
