Leipzig, Saxony, Germany
Wien, Wien, Austria
Goettingen, Lower Saxony, Germany
Trier, Rhineland-Palatinate, Germany
Wellington, Wellington, New Zealand
Mendrisio, Ticino, Switzerland
Köln, North Rhine-Westphalia, Germany
Hamburg, Hamburg, Germany
Tübingen, Baden-Württemberg, Germany
Göttingen, Niedersachsen, Germany
Hamburg, Germany
Brisbane, Queensland, Australia
