Salzburg, Salzburg, Austria
Essen, North Rhine-Westphalia, Germany
Poitiers, Aquitaine-Limousin-Poitou-Charentes, France
Hagen, North Rhine-Westphalia, Germany
Cologne, North Rhine-Westphalia, Germany
Duisburg, North Rhine-Westphalia, Germany
Bielefeld, Nordrhein-Westfalen, Germany
Bremen, Bremen, Germany