You are hereHome / Training / Endurance Tough Mudder's New Obstacles for 2014 An exclusive look at Tough Mudder's latest challenges. by Mark Barroso Return to Gallery Topics: adventure racingextreme sportsfull body workouts Want more Men's Fitness? Sign Up for our newsletters now. more galleries 5 Best Razors for Men's Body Hair Clean up your look. Explore the North Photo dispatch two from the Quebec City area. Dude, Where's My Salad? Beasts in a bowl. Benefits of Every Type of Milk Take your pick.