Bucharest, Bucharest, Romania
Warszawa, mazowieckie, Poland
Vilnius, Vilnius County, Lithuania
Klaipėda, Klaipėda County, Lithuania
Gijón, Principado de Asturias, Spain
Banja Luka, Srpska Republic, Bosnia and Herzegovina
Sarajevo, Federation of Bosnia and Herzegovina, Bosnia and Herzegovina
Zagreb, Zagreb City, Croatia
Rijeka, Croatia
Zadar, Zadar County, Croatia
Ljubljana, Ljubljana, Slovenia