Lijiang, formerly romanized as Likiang, is a prefecture-level city in the northwest of Yunnan Province, China. It has an area of 21,219 square kilometres (8,193 sq mi) and had a population of 1,253,878 at the 2020 census whom 288,787 lived in the built-up area (metro) made of Gucheng District. Lijiang is famous for its UNESCO Heritage Site, the Old Town of Lijiang, which contains a mixture of different historical architecture styles and a complex, ancient water-supply system. and borders Liangshan Yi Autonomous Prefecture and Panzhihua City in Sichuan Province to the east. It has one municipality and four counties.Yunnan is an inland province in Southwestern China. The province spans approximately 394,000 km2 (152,000 sq mi) and has a population of 48.3 million. The capital of the province is Kunming. The province borders the Chinese provinces of Guizhou, Sichuan, autonomous regions of Guangxi and Tibet, as well as Southeast Asian countries Myanmar (Burma), Vietnam, and Laos. Yunnan is China's fourth least developed province based on disposable income per capita in 2014.