Biker MotionThe City of Aspen's trail system provides both summer and winter use making it one of the largest trails systems in the state. The Parks Department manages over 22 miles of hard surface, soft surface and single-track trails through one of the most scenic mountain backdrops in the world. The trail system provides an almost seamless system interconnected between Aspen/Snowmass and down valley to Woody Creek and Basalt.