Esch-sur-Alzette, Luxembourg
Milano, Lombardia, Italy
Warsaw, Mazovia, Poland
Vilnius, Vilnius County, Lithuania
Tallinn, Harju county, Estonia
Tartu, Tartu County, Estonia
Berlin, Berlin, Germany
Almada, Setubal, Portugal
Bratislava, Bratislava Region, Slovakia
Tbilisi, Tbilisi, Georgia
Pärnu, Pärnu County, Estonia