The Old Senator Highway was originally constructed in 1866 as a toll road between Prescott and the Old Senator Mine near present day Crown King. Today this is a 4x4 trail.
A map of the route can be constructed using Google Maps by entering directions for Crown King AZ to Bradshaw City AZ to Groom Creek AZ to Prescott AZ. The result is 39.0 miles, 2 hours 27 minutes drive time.
WARNING! Hiking and outdoor related sports can be dangerous. Be responsible and prepare for the trip. Study the area you are entering and plan accordingly. Dress for the current and unexpected weather changes. Take plenty of water. Never go alone. Make an itinerary with your plan(s), route(s), destination(s) and expected return time. Give your itinerary to trusted family and/or friends.