A unique botanical garden housed in three giant geodesic domes.

Church and home-museum of a 1920s female revivalist preacher with a very sordid past.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

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.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

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

This bomb shelter-themed bar has barely changed since it opened.

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

The set location for a 1987 cult classic draws international film buffs to the middle of the Mojave Desert.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

Ancient human, animal, and geometric figures drawn in the earth.

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

This memorial pyramid marker honors one of the United States Government's first official camel riders.

A scrap-metal sculpture recalls an infamous 19th-century camel.

One of the ghostly stops along Route 66.

The ghost town that ended up on Ebay.

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

An urban laboratory.

A mysterious "wedding cake" castle in the middle of the urban desert.

This small, unassuming street is now a canvas for color and creativity.

The unusual burial monument of Arizona's first governor.

America's only nuclear missile silo open to the public.