Arezzo, Toscana, Italy
Cheboksary, Chuvash Republic, Russia
Irkutsk, Irkutsk, Russian Federation
Lappeenranta, South Karelia, Finland
Luumäki, Finland
Taichung, Taichung, Taiwan, Province of China
Maisons-Alfort, Ile-de-France, France
Vaduz, Zürich, Switzerland
Saint Petersburg, Saint Petersburg, Russian Federation
Bucharest, Bucharest, Romania
Lappeenranta, Finland
Mikkeli, Southern Savonia, Finland
