Yellowstone Arch Poster Prairie A land of mysteries

A land of mysteries

including Ancestral Puebloan cultures

nestled among the towering red cliffs

he successfully made the 425-mile journey from Salt Lake City

millions of visitors come to enjoy camping

Yellowstone Arch Poster Prairie A land of mysteriesProduct Details 14" x 22" poster Interpretive Copy As a symbol of Yellowstones official entrance, The Roosevelt Arch introduced rail tourists to the park beginning in 1903 and later hosted the first automobiles to be formally admitted on July 31, 1915. Hiram M. Chittenden oversaw the construction of the monument as well as Yellowstones roads. By 1920, the National Park to Park Highway also passed beneath this historic emblem of access to the park.