Boise State's stadium was the first non-green football field in the world.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

Run by members of the Tohono O'odham Nation, this community farm nurtures traditional desert cultivars.

This church on a Tohono O'Odham reservation has stood since 1797.

Make a wish at what might be America's only Catholic shrine to a sinner.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

Buried beneath the New Mexico sands are believed to be millions of copies of Atari's E.T. video game.

The state bird of New Mexico, constructed entirely out of garbage.

The unusual burial monument of Arizona's first governor.

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

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

A geological mystery on Camelback Mountain.

Every president in history is immortalized in bronze in downtown Rapid City.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

In the middle of the desert, miles from any human life, sat an anomalous pay phone that still magically answers your calls.

The world’s largest concentrated solar plant generates as many problems as megawatts.

An ode to one of the dirtiest jobs during the construction of the Boulder Dam.

An old railroad grade built for the construction of Hoover Dam is now a recreational trail featuring several tunnels and sweeping views of Lake Mead.