 At the summit of the mountain, the route enters Peters Township in Franklin County and continues south to descend the mountain on Buchanan Trail West, passing to the west of a tract of Buchanan State Forest.PA 16 continues through forested areas at the base of the mountain and comes to an intersection with the northern terminus of PA 456, where it turns to the east.The road winds east and passes to the south of Buchanan's Birthplace State Park, where former President James Buchanan was born.