Macao

Macau (/məˈkaʊ/; traditional Chinese: 澳門; simplified Chinese: 澳门; Jyutping: ou3mun4*2; pinyin: Àomén), also spelled Macao, is one of the two Special Administrative Regions of the People's Republic of China, the other being Hong Kong. Macau lies on the western side of the Pearl River Delta across from Hong Kong, which is about 64 kilometers to the east, and it is also bordered by Guangdong Province to the north and the South China Sea to the east and south.[8] With an estimated population of around 636,200 living in an area of 30.3 km2 (11.6 sq mi), it is the most densely populated region in the world.