The 2023 A-100 Challenge will run from north to south. The cost for participants will be $80 and there is a lottery for registration. The event challenges hikers to traverse 25, 50, 75, or 100 miles along the North Country Trail through the Allegheny National Forest (ANF) in 50 hours, always beginning at 6:00 p.m. on a Friday and ending at 8:00 p.m. 
For more information call (616) 897-5987  |  (866) 445-3628 (toll-free)
or visit  northcountrytrail.org/annual-events/a-100/