Sofia, Sofia, Bulgaria
Varna, Varna, Bulgaria
Kazanluk, Stara Zagora, Bulgaria
Yokohamashi,Hodogayaku,Nishikubocho, Kanagawa, Japan
Lancaster, England, United Kingdom
Berlin, Berlin, Germany
Sofia, Sofia-city, Bulgaria
MANCHESTER, England, United Kingdom of Great Britain and Northern Ireland
Singapore, Singapore
Moscow, Moscow, Russian Federation