Wrocław, Lower Silesian Voivodeship, Poland
București, Municipiul București, Romania
Viana do Castelo, Viana do Castelo District, Portugal
Gizycko, Warmia-Masuria, Poland
Katowice, Śląsk
Walbrzych, Lower Silesia, Poland
Milano, Milano, Italy
Aomori Prefecture, Japan
Lodz, Lodz, Poland
Kyoto, Kyoto, Japan
Naha, Okinawa Prefecture, Japan
