Cologne, North Rhine-Westphalia, Germany
Portland, Oregon, United States
Moenchengladbach, North Rhine-Westphalia, Germany
Böblingen, Baden-Württemberg, Germany
Melbourne, Victoria, Australia
Buchenbach, Baden-Württemberg, Germany
Stockholm, Stockholm, Sweden
Mikkeli, Southern Savonia, Finland
Stuttgart, Baden-Wuerttemberg, Germany
Losone, Ticino, Switzerland
Aachen, North Rhine-Westphalia, Germany
