Trail Ridge Road is the highest continuous paved road in the United States. Eleven miles of this high highway travel above treeline, the elevation near 11,500 feet where the park's evergreen forests come to a halt. As it winds across the tundra's vastness to its high point at 12,183 feet elevation, Trail Ridge Road offers visitors thrilling views, wildlife sightings and spectacular alpine wildflower exhibitions.This cliff-hugging highway is as impressive for its engineering as for its stunning vistas, distant peaks loom in all directions. You can't find a road like this one anywhere in US outside of Colorado.