Horn River formed along the middle course of the Horn River, and is followed downstream by the "Second Lake". The river turns south-west, where the "Mink Lake" is formed along its course. The Laferte River also flows into the Mink Lake. Horn River then flows south, and it receives the waters of the Bluefish River before it empties into the Mackenzie River, downstream from the Great Slave Lake), immediately upstream from Mills Lake, at an elevation of . The arch made by the river defines the "Horn Plateau", a flat elevated area that rises up to ) to the north and east,
Mackenzie River (Queensland) Mackenzie River (Queensland) Note: Mackenzie River, Queensland is a locality but has no WP article. The Mackenzie River is a river located in Central Queensland, Australia. The Mackenzie River is a major tributary of the Fitzroy River, part of the largest river catchment flowing to the eastern coast of Australia. Formed by the confluence of the Comet and Nogoa rivers flowing from the Expedition Range, the river rises north of and flows generally north by east towards the Broadsound Range. North of the settlement of , the river flows south by east and west of the Goodedulla National Park towards