Sofia, Sofia-city, Bulgaria
Ulan-Ude, Buryatiya Republits, Russian Federation
Madrid, Community of Madrid, Spain
Saint Petersburg, Saint Petersburg, Russia
Edinburgh, Scotland, United Kingdom of Great Britain and Northern Ireland
Beijing, China
Auckland, New Zealand
London, London, England
Petrozavodsk, Republic of Karelia, Russian Federation
Pardubice, Pardubice Region, Czech Republic
Tallinn, Harju county, Estonia
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