Ulm, Baden-Wuerttemberg, Germany
Stuttgart, Baden-Württemberg, Germany
Neu-Ulm, Bavaria, Germany
Köln, Nordrhein-Westfalen, Germany
Oldenburg, Niedersachsen, Germany
Rotorua, New Zealand
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Rueckholz, Bavaria, Germany
