San Francisco, Californiahttp://bit.ly/1SJ6VLB
Track your training progress, find training runs leading up to the race, and connect with fellow Endurance Challenge runners!
Located in the visually stunning Marin Headlands, The North Face Endurance Challenge Championship course engages runners with both scenic views and drastic elevation change.
Saturday Races (12/3) include: GORE-TEX 50 Mile, 50K, Marathon Relay, and Marathon
Sunday Races (12/4) include: Half Marathon, 10k, and 5k
Learn more about The North Face #ECSCA: http://bit.ly/1SJ6VLBJoin Club