50mi ultramarathons in Montana, United States

Rugged 50-mile mountain route along the Gallatin Crest with significant elevation gain, technical exposed terrain, and rapidly changing weather.

Remote backcountry route through Montana’s Elkhorn Mountains with dramatic climbs, steep technical descents, rugged single track, and creek crossings

Historic railroad grades from Mullan to St. Regis, trestle crossings, scenic tunnel, and riverside trails along the St. Regis River