A fire detection and automatic fire-extinguishing system is seen in Tito's underground secret bunker (ARK) in Konjic 27. Novembra 2014. Podijeli 0 min. za čitanje A fire detection and automatic fire-extinguishing system is seen in Josip Broz Tito's underground secret bunker (ARK) in Konjic, October 16, 2014.