Auckland, Auckland, New Zealand
Jülich, Nordrhein-Westfalen, Germany
Aachen, North Rhine-Westphalia, Germany
Düsseldorf, Nordrhein-Westfalen, Germany
Berlin, Berlin, Germany
Münster, Nordrhein-Westfalen, Germany
Wrocław, Lower Silesian Voivodeship, Poland
Marl, North Rhine-Westphalia, Germany
Hamburg, Hamburg, Germany
Freiburg, Baden-Württemberg, Germany
Vise, Walloon Region, Belgium
Dortmund, North Rhine-Westphalia, Germany
