Killer Uphill

Why has running up ski hills become so popular?

Featured Races
Motivation

Championship Week

The XTERRA Trail Run World Championship returns to Hawaii

Featured Races

Western Time: A New WS100 Documentary

Billy Yang's latest film production, Western Time, features Nike Trail athlete Sally McRae and her long journey to Auburn

Video

2015 U.S. Skyrunner Series Announced

The expanded U.S. series will feature races in the Northeast and Southeast and a $50,000-plus prize purse

News

A Documentary in the Works on Alaska's Oldest, Toughest Trail Race

Check out the captivating trailer for this spectacular documentary on Seward, Alaska's Mount Marathon

Video
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