Crafted in 1911, this steam locomotive spent its entire working life in Flagstaff.

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

A mass grave for victims of an airline disaster that led to much-needed safety improvements for commercial flights.

This historic national park is covered in the stunning ruins of red rock pueblos.

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

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

The final resting place of the businessman-turned-astronomer who helped discover Pluto stands near his observatory.

A unique collection of artistic rides

One of the final grand railway depot hotel complexes is slowly being restored to its former glory.

This memorial includes fragments from one of the greatest tragedies in United States history.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

See massive fossils that are over 200 million years old in northeastern Arizona.

Along the old Route 66 is an abandoned trading post made from old telephone poles, built by a former circus clown.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

Water of undetermined depth has attracted rare fish and cult leaders alike.

Marta Becket's hand-painted theater in the desert.

Bringing back the art of handmade custom coffins.

"Only the devil could play golf here."

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

The rocks in this arid basin leave trails of movement behind them.