The state's only comprehensive museum dedicated to the mineral that defined its history and economy.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

A Wild West jailhouse that slid down the mountainside.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

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

An urban laboratory.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

These free-roaming horses were once destined to disappear from the land.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

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

The unusual burial monument of Arizona's first governor.

A mysterious "wedding cake" castle in the middle of the urban desert.

A towering bronze statue memorializes the founding father of postwar American conservatism.

A geological mystery on Camelback Mountain.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.