Bern, Bern, Switzerland
Puebla, Puebla, Mexico
Bogotá, Bogotá, Colombia
Rennes, Brittany, France
Kraków, Lesser Poland Voivodeship, Poland
Basel, Basel City, Switzerland
Strasbourg, Bas Rhin, France
Stuttgart, Baden-Württemberg, Germany
Barcelona, Catalonia, Spain
Kreuzlingen, Thurgau, Switzerland
Kyiv, Kyiv city, Ukraine