Seoul, Seoul
Presidente Prudente, Sao Paulo, Brazil
Siegen, North Rhine-Westphalia, Germany
Bratislava, Bratislava, Slovakia
Dolny Kubin, Dolny Kubin, Slovakia
Kanazawa, Ishikawa, Japan
Campinas, State of São Paulo, Brazil
Helsinki, Uusimaa, Finland
Guri, Gyeonggi-do
Munich, Bavaria, Germany
Siegen, Nordrhein-Westfalen, Germany
Essen, North Rhine-Westphalia, Germany