Claims to be the "World's Highest Hill."

A tiny but mighty little pumper sits in the middle of the street, waiting for the next big oil strike.

Named for the 39 tribes that live in Oklahoma, this restaurant's menu deliciously highlights local flavors.

Home to the story of the outlaw turned funhouse mummy, Elmer McCurdy.

Songwriter Leon Russell transformed this church into a recording studio used by many legendary musicians.

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

It may take some time to locate, but it's sure to warm even a heart of stone.

An abandoned town is hidden in Great Smoky Mountains National Park.

A reclusive Memphis neighborhood is home to decades worth of misunderstood Masonic folk art.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

The secret city built by the Manhattan Project.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

This metal disk commemorates the birth of a historic American holiday.

The fine fabric handwoven at Biltmore Industries was once coveted around the world.

A museum dedicated to the legacy of Bob Moog and his pioneering synthesizers.

A collection of beautiful crystals shaped like freshly plucked roses.

At Oklahoma Panhandle State University, a plaque marks a place once known as No Man's Land in the linear world and the fictional Kcymaerxthaere as well.

A larger-than-life monument to the overlooked women who braved Western expansion and broke down societal barriers.

A museum and apothecary garden devoted to the history of frontier medicine.

A natural rock formation believed to be a cure-all.

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

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

This abandoned, windowless concrete block is one of the strangest buildings in Tulsa.