Defending champions Todd Wells and Sally Bigham return to Leadville, along with amateurs aiming to set new personal bests.
Nosebleeds, blurred vision, a slow leak — nothing could stop Bigham from winning at Leadville this year
The men's and women's winners both shatter course records at the 20th annual event
Have a look at what the reigning men's champion at Leadville and his teammate are riding for Saturday's race
Former winners will take a shot at Leadville on Saturday under potentially heavy skies
The women's Leadville Trail 100 winners from the finish line
Altitude causing nose bleeds and loss of sleep