Tsedang (3100 meters) is a small city located 185 km southeast of Lhasa in the Tibet Autonomous Region of China. Tsedang was the capital of Yarlung and, as such, a place of great importance. In the 19th century it is said to have contained some 1,000 houses, a bazaar, a gompa and a fort. It is now the capital of Shannan prefecture and the second-largest town in the region. It is at an elevation of 3,900 metres and it is only about 4 km to the northeast of the town of Nêdong but they have now basically merged into one city. It is situated near the flank of Mount Gongbori and is home to the ruins of the ancient Gajiu Monastery. It is known as the cradle of Tibetan’s civilization. Samye, Tibet’s first monastery is located 30 km from Tsedang and was founded in 779 CE by King Trisong Detsen.