On a college campus in the Oklahoma panhandle a museum honors the last piece of the contiguous United States to be classified as No Man's Land.

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

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

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

This ostentatious Italianate palace of an Oklahoma billionaire is filled with several themed mini-museums.

The largest land animal skull ever discovered.

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

An acoustic anomaly with a mysterious cause.

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