<P> The geography of Australia encompasses a wide variety of biogeographic regions being the world's smallest continent but the sixth - largest country in the world . The population of Australia is concentrated along the eastern and southeastern coasts . The geography of the country is extremely diverse, ranging from the snow - capped mountains of the Australian Alps and Tasmania to large deserts, tropical and temperate forests . </P> <P> Neighbouring countries include Indonesia, East Timor and Papua New Guinea to the north, the Solomon Islands, Vanuatu and the French dependency of New Caledonia to the east, and New Zealand to the southeast . </P> <P> Australia is a country, a continent and an island . It is located in Oceania between the Indian Ocean and the South Pacific Ocean . It is the sixth largest country in the world with a total area of 7,686,850 square kilometres (2,967,910 sq mi) (including Lord Howe Island and Macquarie Island), making it slightly smaller than the 48 states of the contiguous United States and 31.5 times larger than the United Kingdom . </P> <P> The Australian mainland has a total coastline length of 35,877 km (22,293 mi) with an additional 23,859 km (14,825 mi) of island coastlines . There are 758 estuaries around the country with most located in the tropical and sub-tropical zones . Australia claims an extensive Exclusive Economic Zone of 8,148,250 square kilometres (3,146,057 sq. mi). This exclusive economic zone does not include the Australian Antarctic Territory . </P>

What part of the world is australia located
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