Minsk, Minsk Region, Belarus
Riga, Riga, Latvia
Padua, Veneto, Italy
Groningen, Groningen, Netherlands
Rīga, Rīgas pilsēta, Latvia
Ukraine
Bratislava, Bratislava Region, Slovakia
Moscow, Moscow, Russian Federation
Kolding, South Denmark, Denmark
Province of Ljubljana, Slovenia
Madrid, Madrid, Spain