Australia comprises the mainland of the Australian continent, the island of Tasmania and numerous smaller islands. The population of 26 million is highly urbanized and heavily concentrated on the eastern seaboard. Australia’s capital is Canberra and its largest city is Sydney. The country’s other major metropolitan areas are Melbourne, Brisbane, Perth, and Adelaide. Its size gives it a wide variety of landscapes, with deserts in the centre, tropical rainforests in the north-east and mountain ranges in the south-east. It is the largest country in Oceania and world’s sixth-largest country by total area. Its population density, 2.8 inhabitants per square kilometer remains among the lowest in the world. It has the 14th-largest economy, a high-income economy with the world’s tenth-highest per capita income, eighth-largest immigrant population with immigrants accounting for 29% of the population, third-highest human development index, eighth-highest ranked democracy globally, ranks highly in quality of life, health, education, economic freedom, civil liberties and political rights