Australia

Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands.^[13] Australia is the largest country by area in Oceania and the world's sixth-largest country. Australia is the oldest,^[14] flattest,^[15] and driest inhabited continent,^[16][17] with the least fertile soils.^[18][19] It is a megadiverse country, and its size gives it a wide variety of landscapes and climates, with deserts in the centre, tropical rainforests in the north-east, tropical savannas in the north, and mountain ranges in the south-east.