Sofia, Sofia-city, Bulgaria
Vilnius, Vilniaus apskritis, Lithuania
Borgo Valsugana, TN, Italy
Karlsruhe, Baden-Württemberg, Germany
Mulhouse, Alsace, France
Kraków, Kraków, Poland
Matera, Basilicata, Italy
Warsaw, Warszawa, Poland
Ust'-Kamenogorsk, East Kazakhstan Province, Kazakhstan
Barcelona, Cataluña, Spain
Campania, Italy
Rimavská Sobota, Banská Bystrica Region, Slovakia
