Cologne, North Rhine-Westphalia, Germany
St. Louis, MO, USA
Dresden, Saxony, Germany
Strasbourg, Alsace, France
Berlin, Berlin, Germany
Hamburg, Germany
Hoexter, North Rhine-Westphalia, Germany
Stuttgart, Baden-Württemberg, Germany
Busan, Korea (Republic of)
Bergen, Norway
Düsseldorf, North Rhine-Westphalia, Germany