During Vietnam-American War, the Ben Hai River was demarcation line between North and South of Vietnam. It makes a Demilitarized Zone of 5km each from the river. During the war, the Southern area of DMZ was one of the most bloodiest battlefield. Visit Benhai River, Hienluong Bridge, Vinhmoc Tunnel, Khesanh Combat, Hochiminh Trail, Dongha Town, Rock Pile and visit Ethnic minorities people in the Central of Vietnam. Back to your hotel, end tour.