Seoul, Korea, Republic of
Brno, Czech Republic
Tuebingen, Germany
St Petersburg, St Petersburg, Russian Federation
Cento, Emilia-Romagna, Italy
Moscow, Moscow, Russian Federation
Warsaw, Masovian Voivodeship, Poland
Sankt-Peterburg, Sankt-Peterburg, Russian Federation
Chiyoda, Tokyo, Japan
Kalives, Chalkidiki, Greece
Bratislava, Bratislava, Slovakia
Yakutsk, Sakha (Yakutiya) Republits, Russian Federation