An oil baron's wild paradise and the winner of an ill-fated air race.

The only fully-realized skyscraper built by the famed American architect, Frank Lloyd Wright.

Nature's biggest mammal swims in landlocked Oklahoma.

A former chicken restaurant that doubled as a speakeasy is now a quirky home full of wonderfully strange traditions.

A museum packed with instruments, lyrics, and other mementos of the American folk icon.

An acoustic anomaly with a mysterious cause.

A half-size replica of the World Trade Center towers above Tulsa.

A Route 66 filling station that was designed to resemble the Hagia Sophia, and is now the symbol of an arts district.

Standing at 21-feet tall, this space cowboy adds to the legacy of Route 66's muffler men.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

These massive mitts are made of 30 tons of devotional bronze.

Home to a timed geyser created by complete accident.

A former sanitarium where soldiers were sent to recover in the healing waters of hot springs.

A spiritual vortex among the red rocks in Sedona.

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

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

The exit of the largest prisoner-of-war escape attempt on American soil during World War II.

A historic hydroelectric power plant serves as the unusual backdrop for a public park.

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

A geological mystery on Camelback Mountain.

A $100,000 tumbleweed decorates an Arizona park and ride that got its priorities a bit tangled.

A colorful, century-old cemetery of the Yaqui Indian Tribe hidden amid the suburban sprawl of Tempe, Arizona.

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

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.