Erftstadt, North Rhine-Westphalia, Germany
San José Province, Costa Rica
Muenster, North Rhine-Westphalia, Germany
Nuremberg, Bavaria, Germany
Leipzig, Saxony, Germany
Bonn, North Rhine-Westphalia, Germany
Freiburg, Baden-Württemberg, Germany
Tübingen, Baden-Württemberg, Germany
San Jose, California, United States
Munich, Bavaria, Germany
Düsseldorf, NRW, Germany