Who would run 100 miles... for fun? In this episode of Extra Ordinary, we learn about the world of ultra running through the experiences of three remarkable and remarkably different runners. Each of these athletes appreciates different aspects of ultra running, from stage races in the Gobi Desert to the Tahoe 200 to finding one's way on the trails in the backcountry. At the same time, they love and understand this sport in a similar way.