A steep and occasionally rocky 2.7 mile loop on forest road and singletrack through mature pine forest.
| Name | Date and Time | |
|---|---|---|
| Running Up for Air Colorado 2018 (12H) | Saturday, March 31, 2018 7:04AM (MDT) | 7 entrants |
| Running Up for Air Colorado 2018 (3H) | Saturday, March 31, 2018 7:04AM (MDT) | 21 entrants |
| Running Up for Air Colorado 2018 (6H) | Saturday, March 31, 2018 7:04AM (MDT) | 12 entrants |