China National Highway 109 connects Beijing with Lhasa. It runs westwards from Beijing via Datong, Yinchuan and Xining to Golmud before turning southwest to Lhasa. The portion of the highway from Xining to Lhasa is known as the Qinghai-Tibet Highway. The total length of the route is 3,901 km.
Fushi Road or Jinglan Road forms the stretch of G109 in Beijing, as it begins from Fuchengmen and traverses through Shijingshan. The majority of the Beijing section is in Mentougou District.
Nagqu (also Naqu, Nakchu, or Nagchu; Tibetan: ནག་ཆུ།, Wylie: Nag-chu, ZWPY: Nagqu; Chinese: 那曲; lit. 'black river') is a prefecture-level city in the north of the Chinese autonomous region of Tibet. On May 7, 2018, the former Nagqu Prefecture was officially declared the sixth prefecture-level city in Tibet after Lhasa, Shigatse, Chamdo, Nyingchi and Shannan. The regional area, covering an area of 450,537 km (173,953 sq mi), is bordered by Bayingolin and Hotan Prefectures of Xinjiang to the north, Haixi, Yushu Prefectures of Qinghai and Chamdo to the east, Nyingchi, Lhasa and Shigatse to the south, Ngari Prefecture to the west. As of the 2010 census, it had a population of 462,381. Since its official establishment in 2018, it is the largest prefecture-level city by area in the world, being slightly larger than Sweden.According to the population sampling survey, the resident population of the city by the end of 2024 will be 514,300.
Nagqu contains 89 townships, 25 towns, and 1,283 villages. The main city of Nagqu is along the China National Highway 109, 330 kilometres (210 mi) northeast of Lhasa. Amdo, Nyainrong and Xainza are other towns of note. Extremely rich in water resources, with 81% of Tibet's lakes, covering a total area of over 30,000 square kilometres (12,000 sq mi), it contains lakes such as Namtso, Siling Lake and rivers such as Dangqu.
View the full Wikipedia page for Nagqu Prefecture