Nijmegen, Gelderland, Netherlands
Frankfurt, Hessen, Germany
Berlin, Berlin, Germany
Konstanz, Baden-Württemberg, Germany
Duesseldorf, North Rhine-Westphalia, Germany
Mannheim, Baden-Württemberg, Germany
Moscow, Moscow, Russian Federation
Wien, Wien, Austria
Aachen, North Rhine-Westphalia, Germany
Melbourne, Victoria, Australia
Aachen, Germany
