Bursa, Bursa, Turkey
Oppland, Norway
Watford, Hertfordshire, England
Izbicko, Opole, Poland
Lüneburg, Lower Saxony, Germany
Ataşehir, Istanbul, Turkey
Mâcon, Bourgogne-Franche-Comté, France
Karlsruhe, Baden-Württemberg, Germany
Wroclaw, Lower Silesia, Poland
Braga, Braga, Portugal
Aveiro, Aveiro, Portugal
