thessaloniki, Central Macedonia, Greece
Barcelona, Catalonia, Spain
Samos, Greece
Tatabánya, Komárom-Esztergom, Hungary
Istanbul, Istanbul, Turkey
Sofia, Sofia City Province, Bulgaria
Belgrade, Central Serbia, Serbia
Tbilisi, Tbilisi, Georgia
Vilafranca del Penedes, Catalonia, Spain
Bucharest, Bucharest, Romania