Sydney, Australia
Sydney is the capital city of the state of New South Wales, and the most populous city in Australia and Oceania. As of June 2020, Sydney's estimated metropolitan population was 5,367,206. Despite being one of the most expensive cities in the world, Sydney frequently ranks in the top ten most liveable cities in the world. It is classified as an Alpha global city by the Globalization and World Cities Research Network, indicating its influence in the region and throughout the world.