Wupatki ruins in Wupatki National Monument, one of the most spectacular pueblos in Northern Arizona. Photo by George K. Geyer.

Walnut Canyon. In the walls of this canyon, near Flagstaff, under overhanging ledges are a series of prehistoric Indian ruins. National Park Service Photo.

Montezuma Castle, overlooking Beaver Creek in the Verde Valley, is one of the most beautiful cliff dwellings to be found in this country. Photo by Ray Manly.

Transcriber’s Notes