Nizhnij Novgorod, Nizhegorodskaya oblast', Russian Federation
Tartu, Tartu maakond, Estonia
Marseille, Provence-Alpes-Côte d'Azur, France
Sofia, Sofia, Bulgaria
Budapest, Budapest, Hungary
Sofia, Sofia City Province, Bulgaria
Tula, Tula Oblast, Russian Federation
Athens, Greece
Conversano, Puglia, Italy