Kielce, Swietokrzyskie, Poland
Saint Petersburg, Saint Petersburg, Russian Federation
Kyustendil, Kyustendil Province, Bulgaria
Miami, FL, USA
Plovdiv, Plovdiv Province, Bulgaria
Rovaniemi, Lappi, Finland
Sofia, Sofia-city, Bulgaria
Stockholm
Burgas, Bulgaria
Daejeon, Korea (Republic of)
Sofia, Sofia City Province, Bulgaria
London, England, United Kingdom of Great Britain and Northern Ireland