Visit 20 of America's greatest treasures on a breathtaking journey through some of the oldest and most popular national parks in the United States. A narrated lesson in American history complements the stunning scenery to give the armchair traveler a complete experience. Explore the Everglades, Mesa Verde, Shenandoah, the Grand Canyon, Yellowstone, Yosemite, Zion, Bryce Canyon, Mount Rainier, the Great Smoky Mountains and more.