Balikesir, Balikesir, Turkey
Tekirdag, Tekirdag, Turkey
Barcelona, Catalonia, Spain
Torun, Kuyavian-Pomeranian Voivodeship, Poland
Ankara, Ankara, Turkey
İstanbul, Türkiye
Eskisehir, Eskisehir, Turkey
Katowice, Silesian Voivodeship, Poland
Edirne, Edirne, Turkey
Leuven, Flanders, Belgium
Reykjavik, Greater Reykjavik, Iceland
Tbilisi, Tbilisi, Georgia