Have you ever noticed that lots of small towns in Arizona have the first letter of their city's name painted on a mountain? I have noticed these, and only recently did I discover that they have a name: hillside letters.
These hillside letters (or 'mountain monikers') are largely a western phenomenon. You won't find them east of the Mississippi River, but they are quite prevalent in California, Nevada, Utah, Arizona, and even as far west as Texas. Not much is known about how or why the practice originated.
After scouring through my photo archives, it turns out that I have a number of these photos from around Arizona.
Here are some of Arizona's hillside letters that I have spotted: