Yuzhno-Sakhalinsk, Sakhalin, Russian Federation
Kazan, Tatarstan, Russian Federation
Amsterdam, North Holland, Netherlands
Leverkusen, North Rhine-Westphalia, Germany
Hamburg, Hamburg, Germany
Republic of Karelia, Russian Federation
Copenhagen, Capital Region of Denmark, Denmark
Saint Petersburg, Saint Petersburg, Russian Federation
Irkutsk, Irkutsk Oblast, Russian Federation
