One of the country's most challenging and scenic 50-milers. No cars, no smog, just great terrain, incredible views, fascinating historical sites, a well-organized race, nice people, great food . . . and even an occasional buffalo sighting.

One of the country's most challenging and scenic 50-milers. No cars, no smog, just great terrain, incredible views, fascinating historical sites, a well-organized race, nice people, great food . . . and even an occasional buffalo sighting.