Super Challenging Races to Test Your Strength and Determination

So you've raced a 5K, 10K or even a marathon. You say you're bored with running one foot in front of the other from point A to point B. Looking for the next step to challenge your mental and physical vigor? We pulled together a list of challenging and unique obstacle/mud runs to put your athleticism to the test.

Discuss This Article

Get ACTIVE on the Go

Couch to 5K®
Couch to 5K®

Couch to 5K®

The best way to get new runners off the couch and across the finish line of their first 5K.

Available for iOS | Android

Connect With Us