Rocky Mountain Poster Prairie 000 people attended the opening

000 people attended the opening day celebration in April

but remained America’s most beloved nostalgia road trip

the salt content is at least twice that of the ocean

Chain of Craters Road grants access to stunning views

paralleled the north rim of the Grand Canyon

Rocky Mountain Poster Prairie 000 people attended the openingProduct Details 14" x 22" poster Interpretive Copy The National Park Service began looking for a better route soon after the Fall River Road opened in 1920. Construction began in 1929 on what would become the highest continuous paved highway in North America. The Trail Ridge Road, also designated as U. S. Highway 34, reaches an elevation of 12,183 feet. Completed in 1932, the road introduces Rocky Mountain motorists to boundless alpine vistas.