A tortuous road along the pass. (Photo: VNA) 
A hairpin turn on the pass (Photo: VNA) 
The pass has high mountains one side, and cliff and sea the other side (Photo: VNA) 
Hai Van Pass has become one of the most challenging roads for drivers. (Source: VNA) 
A turtle-shaped mountain viewed from the Hai Van Pass (Photo: VNA) 
The Hai Van Quan (Hai Van Gate), built by the Nguyen Dynasty in 1826 to protect the Hue Citadel and safeguard Da Nang beaches, has become a favourite tourism destination. (Photo: VNA) 
A tourist is taking photo of Da Nang city from the watch-tower on the peak of Hai Van Pass (Source: VNA) VNA
