Barcelona, Spain
Islamabad, Islamabad Capital Territory, Pakistan
Lodz, Lodz, Poland
Istanbul, Istanbul, Turkey
Poznań, Wielkopolskie, Poland
Montmorency, Val-d'Oise, France
Saarbrücken, Saarland, Germany
Bielefeld, North Rhine-Westphalia, Germany
Kiel, Schleswig-Holstein, Germany
Karşıyaka, İzmir, Türkiye
Sofia, Bulgaria