7:00 am - 1:00 pm Greenland Trail 50K, 25K, 8 Mile & 4 Mile 2020 August 29, 2020 @ 7:00 am - 1:00 pm Greenland Trail 50K, 25K, 8 Mile & 4 Mile 2020 Greenland Trail Races August 30th, 2020 Larkspur, CO $25 – $85