Northstar California will host the Tough Mudder Tahoe Fall on Sept. 28-29. All Tough Mudder events donate money to the Wounded Warrior Project. More than $5 million has been raised so far. NORTHSTAR, ...

Brittney Newland, in headband, and Zach Purtlebaugh listen to the safety briefing before their run at the second day of the Inaugural Tough Mudder Indiana Classic at Ceraland Park in Columbus, Indiana ...

You'll need to hose off after crossing through these muddy waters. Test your strength and endurance —in an obstacle race through the soaked and sloppy dirt — at the Tough Mudder event held Saturday ...

Whitney Reis of Newport, Kentucky, runs the Electroshock Therapy obstacle doing it full Iron Cross. Each dangling wire carries 10,000 volts DC that shock the participant as he or she runs through it ...

New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. A participant in ...

WINTERGREEN — Tourists were enjoying the panoramic views from the Wintergreen overlook as they normally do, but a massive pillar of smoke and the faint yells of the “mudders” running, splashing, ...