Warsaw, Mazovia, Poland
Poznan, Greater Poland, Poland
Wrocław, Lower Silesian Voivodeship, Poland
Krakow, Lesser Poland, Poland
Batumi, Adjara Autonomous Republic, Georgia
Madrid, Spain
Ruda Slaska, Silesia, Poland
Tbilisi, Tbilisi, Georgia
Singapore, Singapore
Vitoria-Gasteiz, Basque Country, Spain