Both races are an out-and-back course starting and ending in the old Mauch Chunk Historic District of Jim Thorpe. 4-mile is approximately evenly divided between road and trail, mostly gentle uphill out and gentle downhill back. Hill in Mile 2. 15-K miles 1 and 9 are road, remainder trail and gravel. Gentle uphill out and downhill back. Hills at mile 2 and 4. Water stops at 2-mile turnaround for the 4-mile and at miles 2, 4, 5.5, and 7.5 for the 15K. Water mister, weather permitting, in mile 5 and 6 of 15K. Road portion is closed to traffic. Traffic control by Borough Police. See entry form for awards.