Hangzhou, also romanized as Hangchow, is the capital and most populous city of Zhejiang Province, People's Republic of China. It sits at the head of Hangzhou Bay, which separates Shanghai and Ningbo. Hangzhou grew to prominence as the southern terminus of the Grand Canal and has been one of the most renowned and prosperous cities in China for much of the last millennium. The city's West Lake, a UNESCO World Heritage site immediately west of the city, is among its best-known attractions. A study conducted by PwC and China Development Research Foundation saw Hangzhou ranked first among "Chinese Cities of Opportunity". Hangzhou is also considered a World City with a "Beta+" classification according to GaWC.