The smallest continent in the world is Australia, often referred to as both a country and a continent. It is located in the southern hemisphere and is surrounded by the Indian and Pacific Oceans. Australia is notable for its unique ecosystems, diverse wildlife, and indigenous cultures. Despite its small size relative to other continents, Australia boasts a wide variety of landscapes, including deserts, rainforests, and coastal regions. The term "Australia" can also refer to the mainland, while some geographical definitions include the surrounding islands and Tasmania as part of the continent.