Highway 1 (Northern Territory)
In the Northern Territory, Highway 1 is a 1,414-kilometre (879 mi) long route with a 316-kilometre (196 mi) long spur, that connects Darwin to northern Western Australia and Queensland. The route traverses the territory, from the Western Australian border near Kununurra, to Katherine, and then across to the Queensland border near Wollogorang, with a spur section linking Katherine to Darwin.
Source: Wikipedia — Highway 1 (Northern Territory) (CC BY-SA 4.0)