Saskatoon, Saskatchewan, Canada
Cologne, North Rhine-Westphalia, Germany
Bern, Canton of Bern, Switzerland
Saint Petersburg, Saint Petersburg, Russian Federation
Opava, Moravian-Silesian Region, Czech Republic
Бухара, Bukhara Province, Uzbekistan
Bogotá, Colombia
Zürich, Zurich, Switzerland
Kulob, Khatlon Province, Tajikistan
Seoul, Korea (Republic of)
Kyiv, Kyiv, Ukraine