Venture onto the backbone of North America, exploring the famous Glacier, Yellowstone, Grand Teton and Rocky Mountain National Parks. Discover hidden wonders, do the big-name hikes or scale a 14,000ft mountain with this comprehensive guide.detailed descriptions for more than 50 trails, from day hikes and weekenders to multiday backpacking tripsprecise, two-color contour map for every hikeillustrated guide to Rocky Mountains wildlifeplanning trips, trail access details and nearby accommodationsadvice on choosing equipment, staying healthy and mountain safety