Hump2Hole is a hiking/running/mountain biking route that starts on Humphreys Peak (12,637) near Flagstaff Arizona. The route then descends down the hiking trail to the Arizona Trail where the bicycle sections begins. The Arizona Trail connects you to the Grand Canyon where you leave your bicycle and descend the Hance Trail to the bottom (2,600).
This years group start will be in June, with the exact date depending on the camping permit. Camping at the bottom of the canyon will be limited to 8 people unless another permit is needed and obtained. Anyone without a backcountry permit would be required to hike back out of the canyon.
The fastest known time so far is around 14.5 hours.