Ghost Towns of Mackay
White Knob is listed as a ghost town on the National Historical Register. It is managed by the South Custer Historical Society and the White Knob Historical Preservation Committee of Mackay, ID, and is accessible to the public by foot, ATV, horseback, and truck. Remaining features of the current site are old road beds, restored railroad trestle, restored and derelict cabins, mill and smelter site, aerial cable tramway towers and headhouse, and grave sites. A self-guided tour is accessible to the public from Memorial Day through Labor Day.