Guangzhou is the capital and largest city of Guangdong province, People's Republic of China. Located on the Pearl River. Guangzhou is the third largest Chinese city and southern China's largest city. As of the 2010 census, the city had a population of 12.78 million. Significant places in Guangdong includes: Guangdong, Olympic Stadium,CITIC Plaza, Canton Tower, Guangzhou Opera House, Guangzhou TV Tower, Pearl River Tower,Guangzhou Circle Mansion, Guangzhou Twin Towers.