See best architecture projects in Guangzhou, China. Guangzhou is a sprawling port city northwest of Hong Kong on the Pearl River. Guangzhou city features avant-garde architecture such as Zaha Hadid’s Guangzhou Opera House (known as the “double pebble”); the carved box-shaped Guangdong Museum; and the iconic Canton TV Tower skyscraper, resembling a thin hourglass. The Chen Clan Ancestral Hall, a temple complex from 1894, also houses the Guangdong Folk Arts Museum.