Sydney is the most populous city in Australia, with a metropolitan area population of approximately 4.28 million (2006 estimate). It is the state capital of New South Wales, and the site of the first British colony in Australia, established in 1788 at Sydney Cove by Arthur Phillip, leader of the First Fleet from Britain. Sydney is situated on Australia''''s southeast coast.The city is built around Port Jackson, which includes Sydney Harbour, leading to the city''''s nickname, "The Harbour City". It is noted for the Sydney Opera House. The Harbour Bridge and its beaches. The metropolitan area is surrounded by national parks, and contains many bays, rivers and inlets. It is listed as a beta world city by the Loughborough University group''''s 1999 inventory.