JŽ (Jugoslovenske Železnice/Jugoslav Railways) electric locomotive 461-107 with the "Balkan Express" passenger service, Beograd - Niš - Sofia - Istanbul.
JŽ (Jugoslovenske Železnice/Jugoslav Railways) electric locomotive 461-107 with the "Balkan Express" passenger service, Beograd - Niš - Sofia - Istanbul.