In Glacier National Park, reach up to the clouds along America's most scenic mountain pass, raft a wild river, travel by train to high adventure, take an unforgettable hike along the Highline Trail, and kick back at a high altitude chalet. In Zion and Bryce National Parks, embark on a breath-stealing two-and-a-half mile ascent of Angel's Landing, take a day hike through the watery Narrows, and test your mettle climbing sheer cliff walls. Extra Features: Avalanches in Glacier; Photo galleries; Glacier; Zion and Bryce.