Rainbow in Stone - Rainbow Bridge Nat'l Monument, So. Utah. The world's largest natural stone arch, set in a side canyon of Lake Powell, is 309 ft. high and has a span of 278 ft. It can easily be reached by boat and a short hike.
Muench, Josef and Tom C. Cooper- Arizona II; Muench, Joyce and Josef- Grand Canyon a Pictorial Interpretation; Elmer, Carlos and Josef Muench- Grand Canyon Country; Arizona Highways, The Southwest of Josef Muench: The Photgraphy of Joseph Muench