Regensburg, Bayern, Germany
Braunschweig, Lower Saxony, Germany
Santiago, Santiago Metropolitan Region, Chile
Hamburg, Hamburg, Germany
Freiburg im Breisgau, Baden-Württemberg, Germany
Filderstadt, Baden-Württemberg, Germany
Yerevan, Yerevan, Armenia
Tübingen, Germany
Mosbach, Baden-Württemberg, Germany
Mexico City, Mexico
zwiefaltendorf, Germany