Regensburg, Bavaria, Germany
Winterthur, Zürich, Switzerland
Amsterdam, Noord-Holland, Netherlands
Paris, Île-de-France, France
Mainz, Rhineland-Palatinate, Germany
Bergen, Vestland, Svalbard and Jan Mayen
Hamburg, Hamburg, Germany
Krefeld, North Rhine-Westphalia, Germany
Moanda, Gabon
Gothenburg, Vastra Gotaland, Sweden
Kiel, Schleswig-Holstein, Germany
Huaihua, Hunan, China
