Krakow, Lesser Poland, Poland
Gdansk, Pomerania, Poland
București, Municipiul București, Romania
Tartu, Tartu County, Estonia
Warsaw, Mazovia, Poland
Czechowice-Dziedzice, Silesian Voivodeship, Poland
Ljubljana, Ljubljana, Slovenia
Marche, Italy
Bucharest, Bucharest, Romania
Iasi, Iasi, Romania
Zagreb, City of Zagreb, Croatia