North Face Endurance Challenge May 8, 2010 to May 9, 2010 Trail Run. Starts at Bear Mt. Distances of 50 mile, 50k, marathon, half-marathon, 10k 5k, relay Back to Search Results Info Date & Time May 8, 2010 5:30 AM to May 9, 2010 6:00 PM + Choose your calendar: Google Yahoo Outlook ical Previous Next