Krakow, Lesser Poland, Poland
Cluj-Napoca, Cluj, Romania
Radom, Mazovia, Poland
Vienna, Vienna, Austria
Falconara Marittima, Marche, Italy
Opole, Opole, Poland
Böblingen, Baden-Württemberg, Germany
Tonglu,Hangzhou, Zhejiang, China
Bielsko-Biala, Silesia, Poland
Warszawa, mazowieckie, Poland
Madrid, Madrid, Spain
Suprasl, Podlaskie, Poland