At an isolated roadside rest area stands a monument marking where famous Western star Tom Mix died in 1940.

A replica of the flagpole that gave a frontier town its name.

The remnants of a creative early method of wildfire prevention.

Rusting dinosaurs frolic at the entrance to this roadside "snake sanctuary."

The stone-covered graves lie within the ruins of an Old West ghost town.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

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.

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

Bootleggers ran booze beneath this building before (and after) Route 66 appeared beside it.

More than 300 years ago, a revolt at this Hopi pueblo shaped the future of the American Southwest.

This sanguine boulevard was named after a deadly cowboy bar fight.

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

A Tucson museum and performance space full of found-object movable sculptures.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

The world's largest military aircraft cemetery.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.