One of the most stunning trails in the United States was explored recently by two world-class ultrarunners.
The Spaniard won nine races in 2014 and placed second in another one.
Get an inside look at running on one of the United States' most stunning trails.
Jason Devaney writes about his first trail race, which was chock-full of steep climbs, rocks, roots and mud.
The trail run explores the rugged terrain of south Texas.
The ultra trail running champion has some things to keep in mind when it comes to racing internationally.
The “Born to Run” coach offers running advice for the mind and body.
Make sure you do nothing to alienate the trails—or the people running them.
The same addictive personality that dragged the 32-year-old down a dark road of alcoholism has fueled a fast rise to success on the trails.
Check out these well-known challenges that runners take on in our national parks.