There are two routes out of the Western regions from Yumen Pass and Yangguan: Shanshan to the north, Po River to the west, to Shache is the south road, the south road beyond the west of the green Mountain leads to Dayue and Benji. From Chishi Qianwangting (today's Turpan), followed the North Mountain, Po River west to Shule (today's Kashgar) for the north road. In the west of North Road, the road leads out of Tai Wan, Hong Kok and Amai Tsai (between the Black Sea and the Aral Sea). The north road had two important branches: one was the southwest journey from Yanqi through the Taklimakan Desert to Khotan in the South Road; The first was from Qiuci (present Kuqa) westward through Gumo (Aksu), Wenshu (Ushi), Pangbadaling (Beleri pass), through Chigu City (the capital of Usun), westward to Talas.
Ming Dynasty "Silk Road Landscape Map" partial
Ming Dynasty "Silk Road Landscape Map" partial
Due to the bad conditions, the road is difficult as the two roads run through the great deserts of Baeklongdui, Harashun and Taklimakan. In the Eastern Han Dynasty, another road was opened in the north of the North Road, which became an important passageway in the Sui and Tang Dynasties. It was called the New North Road. The original Hanbuk-do was renamed Jung-do. New line, north by northwest of dunhuang, the I (hami), pu (now) barkol lake sea, al-mu 'miniya (jimusar), luntai springs (half), bow around (HuoCheng), 砕 leaf (trafigura, g) to but Ross. The western section.
