Culpeper Rappannock Bike & Horse Trail runs from Mountain Run in the town of Culpeper to the junction of the Rappannock River...about 25 miles, across At the junction of route 29 twe will build a bike overpass and at he junction of the Mountain Run and Jonas Run . There will be 2.5 miles of 4 rail black fence, 5 miles of 6 ft horse/bike/golf cart trails, bridge over the Mountain Run and connect to route 663 on Coles Hill Rd and a second bridge to route autos to Route'669 to the North .