Glacial Esker 40 Mile

he course is a 3.55-mile loop that participants will run for 6, 12, or 24 hours.  This loop is mostly trail with one parking lot crossing.  Only full loops will count toward your total mileage.  At 30 minutes left in each race, we will start a 1/8 mile out and 1/8 mile back so you can add mileage to your race total.