Riga, Riga, Latvia
Karlsruhe, Baden-Württemberg, Germany
Belgrade, Serbia
Glasgow, Scotland, United Kingdom of Great Britain and Northern Ireland
Milton Keynes, England, United Kingdom
Rotterdam, Zuid-Holland, Netherlands
Thessaloniki, Decentralized Administration of Macedonia and Thrace, Greece
İzmir, İzmir, Turkey
Lombardy, Italy
Gniezno, Greater Poland Voivodeship, Poland
Kocaeli, Turkey
