Sydney, also known as Sydney, is located on the southeastern coast of Australia. It is the capital of New South Wales and the most populous as well as the most densely populated city in Australia. People from Sydney are commonly referred to as 'Sydneysiders' in English. Built around Port Jackson (including Sydney Harbour), it has been called the 'Harbour City'. It is the largest financial centre in Australia and a major international tourist destination, famous for its beaches, Opera House, and Harbour Bridge. Sydney has long been a world city with an exceptionally high quality of life.