The Great North Walk is a 270 km long walking track between Newcastle and Sydney, completed in 1988.
The whole track is well marked through a fairly populated area of Australia.
A note on Self-Supported and Unsupported FKTs
Overland Track (standard route)
The Overland Track is one of Australia's most famous treks.
The Great Dividing Trail is "a community-planned 209km public walking trail following the top of the Great Dividing Range from Bacchus Marsh to Blackwood, Daylesford, Castlemaine, Bendigo, Creswick, Ballarat and Buninyong, allows recreational walkers and tourists the time to savour central Victoria's unique combination of gold rush heritage and its natural beauty.