Race Description:
The Superior Fall Trail Races 100MI, 50MI & 26.2MI are run on rugged, rooty, rocky, 95% single-track trail with near constant climbs and descents.  The race is held on the Superior Hiking Trail in the Sawtooth Mountains paralelling Lake Superior in Northern Minnesota / not far from the Canadian border.  The race located approximately 4 hours North of Minneapolis, Minnesota.   The Superior Fall Trail Races are very difficult / challenging races and are probably not a good choice for your first trail or ultra race (see Registration Info for qualifying requirements).

http://www.superiorfalltrailrace.com/