The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

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

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

A geological mystery on Camelback Mountain.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

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

This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

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

A museum dedicated to the alleged Roswell Incident.

A blacklight journey through a celestial art exhibit.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

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

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

This replica of the Indian spiritual master Meher Baba's tomb stands unfinished in the New Mexico desert.

A beautiful red-faced slot canyon in northern New Mexico.

This remote camping site offers incredible stargazing opportunities.

Hidden in the Chihuahuan Desert resides an amazing collection of petroglyphs.

A little slice of Florida face-in-a-hole kitsch, unexpectedly located in a small New Mexico town.

A saloon and inn that served the Wild West's most iconic figures—and is still haunted by some of them today.

The 7,000-year-old calcium carbonate formation creates a magnificent natural bridge.

The short-lived railroad town in central Oregon has been abandoned since the 1930s.

Gigantic private toy museum featuring among finest collections of antique mechanical banks in existence.

A delightfully quirky blend of oddities spread throughout an old 1920s bank.

Formerly secret, precariously perched boulders.