The Blue River Century and Metric Century benefits the Lance Armstrong Foundation in scenic Summit County, CO. Sunday, August 22, 2010 - Following is the Blues and Arts Festival in River Run Village! Blue River Century One main route and at the final aid station of the Century, you have a choice of 3 finishes. 1. Loveland Pass Challenge - 109.48 miles with 8600 feet of elevation gain. 2. A-Basin Finish - 103.26 miles with 7339 feet of elevation gain. 3. Montezuma Finish - 101.42 miles with 6200 feet of elevation gain. Metric Century - 63 miles with 3350 feet of elevation gain. Since its inception in 2008, the Blue River Century has been a "zero-waste" event, diverting 94% from the landfill in 2009.