The largest spring in Northwest Arkansas is also home to a sprawling botanical gardens and a historically significant bluff.

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

This restaurant serves wood-fired fare served in a natural cave with a live spring.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

A mysterious light of unknown origin on the backroads of Missouri.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

Nature's biggest mammal swims in landlocked Oklahoma.

Once in disrepair, the house where the 1983 film was shot has been restored and turned into a museum.

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

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

An acoustic anomaly with a mysterious cause.

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

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

A mysterious light floating in the trees of Arkansas may be a piezoelectric effect.

Rusted and decayed, this former mining site is a portal to the past.