Sofia, Sofia, Bulgaria
Sofia, Sofia-city, Bulgaria
Groningen, Groningen, Netherlands
Plovdiv, Plovdiv Province, Bulgaria
Plovdiv, Plovdiv, Bulgaria
Bydgoszcz, Kuyavian-Pomeranian Voivodeship, Poland
Burgas, Bulgaria
Sofia, Sofia City Province, Bulgaria
Chepelare, Smolian, Bulgaria