Yekaterinburg, Sverdlovsk Oblast, Russian Federation
Kyiv city, Ukraine
Chapel Hill, North Carolina, United States
Barnaul, Altai Krai, Russian Federation
Saint Petersburg, Saint Petersburg, Russian Federation
Moscow, Moscow, Russian Federation
Ulaanbaatar, Ulaanbaatar, Mongolia
Beijing, Beijing Municipality, China
Langfang, Hebei, China
Beijing, Beijing, China
Ufa, Republic of Bashkortostan, Russian Federation
Budapest, Budapest, Hungary
