Duisburg, North Rhine-Westphalia, Germany
Essen, North Rhine-Westphalia, Germany
Brest, Finistère, France
Dortmund, North Rhine-Westphalia, Germany
Mannheim, Baden-Württemberg, Germany
Oslo, Norway
Melbourne, Victoria, Australia
Nyon, Switzerland
Cologne, North Rhine-Westphalia, Germany
Bern, Bern, Switzerland