The Hai Van tunnel, the longest tunnel in Southeast Asia at 6.28 km, lies on Highway 1 between the two cities of Da Nang and Hue in central Vietnam.The view from this mountain pass can overlook Truong Son mountain range and the South China Sea fantastically. Please look at a fort of the 19th century in the top of the mountain pass and enjoy the view from the superb view spot.There is also the rest station of the sightseeing bus and many souvenir shops located around here.We will drive to Da Nang across this scenic mountain ridge.
