Köln, Nordrhein-Westfalen, Germany
Dresden, Saxony, Germany
Bogota, Cundinamarca, Colombia
Maastricht, Limburg, Netherlands
Nuremberg, Bavaria, Germany
Bautzen, Sachsen, Germany
Rostock, Mecklenburg-Vorpommern, Germany
Salamanca, Castilla y León, Spain
Incheon, Incheon, Korea, Republic of
Milano, Lombardia, Italy
Jena, Thüringen, Germany
