Moscow, Russian Federation
Winterthur, Zürich, Switzerland
Heidelberg, Baden-Württemberg, Germany
Zurich, Zurich, Switzerland
Vienna, Austria
Barcelona, Catalonia, Spain
Montpellier, Languedoc-Roussillon, France
Nuremberg, Bavaria, Germany
Heidelberg, Baden-Wuerttemberg, Germany
Karlsruhe, Baden-Württemberg, Germany
Stuttgart, Baden-Württemberg, Germany
Mettmann, North Rhine-Westphalia, Germany