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

Two geoglyphs that are truly unique to North America.

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

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

A tribute to the statues of Easter Island along Route 66.

Stairs often replace streets on the steep slopes of this old mining town.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

Hidden on a cattle ranch in Arizona, this bookstore has been celebrating Southwest literature for more than 40 years.

One of the most extensive and well-preserved collections of dinosaur footprints in North America.

A museum and tribute to a brave profession.

The biggest solar telescope in the world helps reveal the secrets of our sun.

Religious statues built because of one man's bargain with God fill this peaceful sculpture garden.

Some of Arizona's best spit-roasted tacos al pastor can be found at a weekend swap meet.

An off-the-beaten path cave with an underground lake.

A former department store turned into a quirky restaurant.

This old selenite mine is dotted with tiny crystals that make it shimmer like it's covered in glitter.

A once popular resort—said to be the vacation spot of gangster Al Capone—now remains abandoned in the woods of Arizona.

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

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

This collection of neon icons is preserving Arizona's history, one sign at a time.

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

This giant steer-skull edifice refuses to die.

For those going through a life transition, a place to leave behind a piece of your former self.

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