Wrocław, Lower Silesian Voivodeship, Poland
Lielvārde, Lielvārde Municipality, Latvia
Karvina, Czech Republic, Czechia
Varna, Varna, Bulgaria
Athens, Attica, Greece
Sofia, Bulgaria
Aix-en-Provence, Provence-Alpes-Cote d'Azur, France
Vienna, Vienna, Austria
Turkey
Istanbul, Istanbul, Turkey