Inspired by Chad Kellogg’s life of perpetual motion, a pair of Coloradan adventurers claims the fastest known time of the 130-mile, 40,000-foot-gain challenge on Mount…
Ultra-endurance athlete Mike Foote did continuous laps, skiing uphill and down at Whitefish, Montana, for an entire day. He set a new “vertical record” in…
With 19 days remaining to beat the 28-day FKT record, Ryan Sandes and Ryno Griesel are racing through the cobbled-together network that is the Great Himalaya…
Our editor paddled for 300 nautical miles across a subtropical swath in an unsupported race with manatees, mangroves, and sleepless nights in a kayak seat.
Among the toughest winter endurance events, the Arrowhead 135 pits competitors against a namesake 135-mile course in northern Minnesota. This year marked the 13th running…
It took 45 days, 22 hours, and 38 minutes, but today (Sunday, September 18, 2016) ultra-runner Karl Meltzer broke the record for the fastest supported…
Ultra runners know about the Barkley Marathons. A new race in Colorado offers a mountainous version of the Barkley, including far-flung checkpoints and off-trail travel.