Lumberjack 100, WellstonShareFacebook Twitter Event Category: Land, Air & Sea ProfileMichigan’s original 100–mile off–road race features 90 percent singletrack terrain to test your bike–handling skills. MapNo Records FoundSorry, no records were found. Please adjust your search criteria and try again.Google Map Not LoadedSorry, unable to load Google Maps API. DrivingWalkingBicyclingPublic Transport MilesKilometers PreviousNext