Completely redesigned with new routes. Covering the peaks between Interstate 70 and Rocky Mountain National Park. This guidebook offers the original 109 Routes, in 55 Zones, plus new options, 300+ Pages in 5 Counties and Zero 14ers. This is Fritz Sperry’s third guidebook now improved. The book features some amazing ski routes for winter and spring conditions. From gentle meadowskipping to scary extreme descents. Each route is chronicled in high quality topo maps and in color photos.