Railway Tunnels in Serbia-Train in Tunnels | Belgrade - Mala Krsna - Nis railway line
2021-09-25 2 Dailymotion
Railway Tunnels in Serbia-Train in Tunnels | Belgrade - Mala Krsna - Nis railway line
Tunnels Lipe, Beli Potok and Kijevo between Belgrade and Mala Krsna.