Sydney, city, capital of the state of New South Wales, Australia. Located on Australia’s southeastern coast, Sydney is the country’s largest city and, with its magnificent harbour and strategic position, is one of the most important ports in the South Pacific. The Art Gallery of New South Wales, located in The Domain, is the fourth largest public gallery in Australia. Ku-ring-gai Chase National Park is rich in Indigenous Australian heritage, containing around 1,500 pieces of Aboriginal rock art – the largest cluster of Indigenous sites in Australia.