Detmold, North Rhine-Westphalia, Germany
Göttingen, Lower Saxony, Germany
Madrid, Madrid, Spain
Berlin, Germany
Münster, Nordrhein-Westfalen, Germany
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Cologne, North Rhine-Westphalia, Germany
Münster, North Rhine-Westphalia, Germany
Munich, Bavaria, Germany
Molenbeek-St-Jean, Bruxelles-Capitale, Belgium
Frankfurt, Hesse, Germany