Basel, Switzerland
Shanghai, Shanghai Municipality, China
Oviedo, Asturias (Principality of), Spain
Caldes de Montbui, Catalonia, Spain
Sapois, Lorraine, France
Prague, Prague, Czech Republic
Curitiba, Parana, Brazil
Warsaw, Mazovia, Poland
Vienna, Vienna, Austria
Polkowice, Lower Silesia, Poland
Laredo, Cantabria, Spain
Gernsbach, Baden-Wuerttemberg, Germany