Area recreation includes mountain biking, hiking, camping, fly fishing, climbing and excellent class II-V whitewater kayaking. Lyons is bordered by Hall Ranch Open Space and Heil Valley Ranch Open Space. Hall Ranch provides over of multi-use trails and consists of of back country. Heil Valley Ranch consists of of back country. Trails are open to hikers, mountain bikers and equestrians. Picture Rock Trail was opened on September 22, 2008, connecting Heil Valley Ranch trails to Lyons and to Hall Ranch trails. Picture Rock is and well designed and built by volunteers. The north end of Picture Rock is at Red Gulch Road, then Old St Vrain Road and Highway 7 lead to the Hall Ranch Trailhead or Lyons. The south end of Picture Rock is from the Heil Ranch Trailhead off Lefthand Canyon.