Riong La is a high mountain pass at an elevation of 5.153m (16,906ft) above the sea level, located in the Tibet Autonomous Region of China.
The pass is located on the boundary of Lhari County within the prefecture-level city of Nagqu and Gongbo'gyamda County of Nyingchi City. The road to the summit is totally unpaved. 4x4 vehicles only. The area is very remote.
The pass is 70.4km (43.74 miles) long, running north-south from Codoi Township to the paved Linla Highway. This road is usually impassable from late October through late June or early July. If you do choose this route please check up to date information. The road is very steep, hitting an 11% of maximum gradient through some of the ramps. To drive the road without stopping will take most people between 3 and 4 hours.
Road suggested by: Hugh Wilson