List of hillside letters in Arizona
This is a list of hillside letters (also known as mountain monograms) in the U.S. state of Arizona. There are at least 58 hillside letters, acronyms, and messages in the state, possibly as many as 60. Arizona's most notable monograms are likely the pair of A's for Arizona State University and the University of Arizona that are a focus of their rivalry. Arizona also has a fictional monogram, the RS for Radiator Springs in the movie Cars.
- Corning, Evelyn (2007). Hillside Letters A to Z : A Guide to Hometown Landmarks. Missoula, Mont.: Mountain Press Publishing Company.
- Rocha, Guy (June 2004), "Hillside Letters: In Plain Sight But Not Intended for Planes", Sierra Sage
- Parsons, James J. (1988). "Hillside Letters in the Western United States". Landscape. Sante Fe, N.M. 30 (1): 15–23. Retrieved 2011-08-09.
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