The Yambulakhang Palace is situated about 12 kilometers (7 miles) south of Tsedang, built by King Nyatri Tsedpo who is believed to have descended from heaven. An amazing sight from any angle built on top of a hill with views of the entire region and thought to be the first building in Tibet.

History
Yungbulakang is the palace for the 1st Tubo King Niechi in the Yalong River Valley. It is also called the Mosher and Song Holy Hall. Yungbulakang, built in the 2nd century B.C. and is standing on the top of a hill on the east bank of the Yalong River in the southeast of Naidong county. 
 
The palace can be divided into front and back parts. The front part is a three-storey building, while the back part is a castle like tall building. Enshrined in the shrine are the statues of Thiesung Sangjie Buddha King Niechi, King Srontsan Gampo and the Tobu Kings after them. The legend goes that the “mysterious object” was on the roof of the castle, so Buddhists regard this area as the sacred-land.
Situated about 12 km south of Tsetang, Si the first palace built by the Tibet and for their first recorded king Nyatri Tsedpo, who is believed to have descended from heaven. It is a 05 storied fortress-like dwelling built on the spur of a bill that commands an impressive view of the entire fertile valley. It was destroyed during the Cultural Revolution and the present structure is an exact replica of the original rebuilt 1982.