Poznań, Greater Poland Voivodeship, Poland
Budapest, Budapest, Hungary
Stuttgart, Baden-Württemberg, Germany
Olomouc, Czechia
Slovyansk, Donetsk Oblast, Ukraine
Milton Keynes, Buckinghamshire, United Kingdom of Great Britain and Northern Ireland
San Ġiljan, Malta
Warsaw, Mazovia, Poland
Gdańsk, Pomeranian Voivodeship, Poland
Amersfoort, Utrecht, Netherlands
