The Spanish-Catholic mission is estimated to have been built between 1783 and 1797, which makes it not only one of Tucson's buildings, but also the oldest European structure in Arizona.

The Spanish-Catholic mission is estimated to have been built between 1783 and 1797, which makes it not only one of Tucson's buildings, but also the oldest European structure in Arizona.

That pyramid, built in 1932, marks the burial site of notable Arizonan George W.P. Hunt, who was the Grand Canyon State's first governor and served seven terms in office.

From Frank Lloyd Wright at Taliesin West and Paolo Soleri at Arcosanti, Arizona is rich with famous architecture and buildings. Here are 14 to spot.