Saturday, May 1, 2027
Wellsboro, Pennsylvania
About
Well-supported but self-navigated gravel event from downtown Wellsboro around the PA Grand Canyon, with Full MAMMOTH (about 132 miles), Half MAMMOTH and shorter options; long gaps between aid stations and meals included by entry type.
Distances
39 mi
Medium
64 mi
Medium
132 mi
Hard
Routes may change or be out of date. Confirm with the race director before you ride.
Registration date TBA
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