Where else? In China, again.

(origin of most pictures is not clear)

Aizhai Bridge in Hunan province is 336 m high and has a 1,176 m span. It connects two traffic tunnels in the mountains, cutting the time needed to traverse the canyon from 30 minutes to 1 minute.
Construction took five years and was finished at the end of 2011.
Vehicles drive motor along a two-way, four-lane motorway. Pedestrians walk along it on a special walkway under the road.