Dunhuang is a county-level city in Northwestern Gansu Province, Western China. According to the 2010 Chinese census, the city has a population of 186,027, though 2019 estimates put the city's population at about 191,800. Dunhuang was a major stop on the ancient Silk Road and is best known for the nearby Mogao Caves. It has also been known at times as Shazhou and, in Uyghur, Dukhan.