Aizhai Suspension Bridge (Photo/Chinadaily.com.cn)
5. Aizhai Suspension Bridge
Aizhai Suspension Bridge is the world's highest and longest tunnel-to-tunnel suspension bridge above Dehang Canyon. It is part of National Highway 65 (G65), above Aizhai Winding Road. The bridge is more than 300 meters above the ground. It shortens the journey between Chongqing and Changsha from several days to just 8 hours.
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