Köln, Nordrhein-Westfalen, Germany
Münster, Nordrhein-Westfalen, Germany
Munich, Bavaria, Germany
Kanpur, Uttar Pradesh, India
Hamburg, Hamburg, Germany
Marseille, Provence-Alpes-Côte d'Azur, France
Cologne, North Rhine-Westphalia, Germany
Liege, Liege, Belgium
Rostock
Wageningen, Gelderland, Netherlands