Poznań, Greater Poland Voivodeship, Poland
Zagreb, City of Zagreb, Croatia
Sofia, Sofia City Province, Bulgaria
Sydney, New South Wales, Australia
Barcelona, Catalunya, Spain
Gdańsk, Pomeranian Voivodeship, Poland
Maastricht, Limburg, Netherlands
Harlow, England, United Kingdom of Great Britain and Northern Ireland
Sofia, Sofia-city, Bulgaria
Sofia, Sofia, Bulgaria
Quetzaltenango, Quetzaltenango, Guatemala