Kilian Jornet is targeting two of the toughest races on U.S. soil in early July.
Check out these great shots from the 2015 race!
Rob Krar and Magdalena Boulet led 254 runners across the finish line at Placer High School.
These 10 runners should all be in the mix when the race starts on Saturday in Squaw Valley.
New routes, new movements, new experiences and a totally new perspective on running.
Check out these race shots from a scenic mountain race in the Dolomites of Italy.
Mario Fraioli writes about his experience running the Dolomiti Extreme Trail race in Italy.
We asked a few elite runners who frequently do both.
Jurek started his journey on May 27 in Georgia.
Anton Krupicka reflects on what he calls " a good mountain run."