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.

A spiritual vortex among the red rocks in Sedona.

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

A motel dedicated to Southwestern nostalgia.

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

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

Ancient pueblos built into the base of a natural canyon wall.

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

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

An homage to everyone's favorite prehistoric cartoon family.

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

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

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

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

This former stomping grounds of the most eminent astronomers of the early 20th century.

The unbelievably opulent home built for an infamous newspaperman.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A beautiful geyser under environmental threat.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

This former luxury resort in Kaua'i is now an abandoned relic.