A memorial to the firefighters who died in an industrial disaster is housed in a small public park.

The lobby of this hotel near the U.S.-Mexico border features a stained-glass mural that measures 42 feet long and 6 feet tall.

This small memorial is dedicated to the Perryville State Prison firefighters who perished fighting the Dude Fire in 1990.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

A giant mascot, a car bomb, and the mafia mingle in the history of a defunct restaurant chain.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

The stone circle honors the 19 firemen who perished during the Yarnell Hill Fire.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

This unique competition celebrates an American Indian and Canadian First Nation cultural tradition.

Some 10,000 works of ancient rock art cover these volcanic basalt outcrops near the Gila River.

The largest copper mine in Arizona, this enormous open pit emerges from the hills like an alien landscape.

This 24-acre park offers a place for meditation in the midst of Sedona's iconic red rocks.

A $100,000 tumbleweed decorates an Arizona park and ride that got its priorities a bit tangled.

Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

Once a year, at exactly 11:11 a.m., this monument comes to life.

The unusual burial monument of Arizona's first governor.

The historic “pink house on the hill” is an architectural gem that now serves as a center for water conservation.

The first permanent memorial to a unique secret weapon of World War II.

A geological mystery on Camelback Mountain.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.