The
Great Dividing Range, or the
Eastern Highlands, is Australia's most substantial mountain range and the third longest land-based range in the world. The range stretches more than from
Dauan Island off the northeastern tip of Queensland, running the entire length of the eastern coastline through
New South Wales, then into
Victoria and turning west, before finally fading into the central plain at the
Grampians in western Victoria. The width of the range varies from about to over .