Pennsylvania has been at the forefront of unpaved cycling since the beginning. The Wilderness 101 was one of the first U.S. ultraendurance cycling events (if not the first), kicking off in 1991. The western PA Month of Mud series kicked off in 1989. That same year, Dirt Rag opened its doors in Pittsburgh. A little more recently, a group of racers decided to start a series to showcase the trails...