![Getting Ready for the Ultimate Day Trip: The North Face Endurance Challenge 50M | The Runner's Trip: Run Long, Travel Far, Discover More Getting Ready for the Ultimate Day Trip: The North Face Endurance Challenge 50M | The Runner's Trip: Run Long, Travel Far, Discover More](https://www.therunnerstrip.com/wp-content/uploads/2011/12/NFEC50Melevation.jpg)
Getting Ready for the Ultimate Day Trip: The North Face Endurance Challenge 50M | The Runner's Trip: Run Long, Travel Far, Discover More
iRunFar on Twitter: "Hey San Fran Bay Area trail runners, we're looking for volunteers to help us cover The North Face Endurance Challenge 50-Mile Champs on November 16. Want to help? Send
![The North Face Endurance Challenge - WI Reviews | Wisconsin | 5K, 10K, Half Marathon, Marathon, 50K, 50 Mile & Relay Trail Races The North Face Endurance Challenge - WI Reviews | Wisconsin | 5K, 10K, Half Marathon, Marathon, 50K, 50 Mile & Relay Trail Races](https://s3.amazonaws.com/BibRave/uploads/race_file/file/22/nfecswi201429.jpg)