Gansu lies between the Tibetan Plateau and the Loess Plateau, bordering Mongolia (Govi-Altai Province) to the northwest, Inner Mongolia and Ningxia to the north, Shaanxi to the east, Sichuan to the south, and Xinjiang to the west. The Yellow River passes through the southern part of the province. The province contains the geographical centre of China, marked by the Center of the Country Monument at . Part of the Gobi Desert is located in Gansu, as well as small parts of the Badain Jaran Desert and the Tengger Desert. The Yellow River gets most of its water from Gansu, flowing straight
Zhelaizhai being a "subgroup of the Chinese majority Han." Zhelaizhai lies in the Hexi Corridor in the northern region of China, on the eastern edge of the Gobi Desert. It is rural, with the nearest city being distant. Zhelaizhai Zhelaizhai () is a village on the edge of the Gobi desert in Gansu province, China. The area was renamed after Liqian, an ancient county, and is located in Jiaojiazhuang township, Yongchang County. Some of the modern-day residents of Zhelaizhai, now known as Liqian village, have been suspected to be descendants of a group Roman soldiers that were never accounted for after