One of the largest Masonic temples in the world, created at the height of the oil boom in ostentatious style.

This unusually circular centenarian barn became a Route 66 icon.

A funhouse dummy that turned out to be a real life mummy, Elmer McCurdy is an urban legend come true.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

Peak named for an old man who liked to run in the nude.

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

A college in rural Kansas founded to prepare the country for an impending World War III.

Where the author wrote her beloved "Little House" books.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

A large stone map of Arkansas awaits visitors to its highest point.

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

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

An unexpected but incredible collection of wildlife dioramas spanning rainforests, swamps, forests, and plains.

Twenty-year effort to raise a castle using tools and techniques from the 13th century is now abandoned in the Arkansas woods.

The final resting place and once home of the Bandit Queen of the West.

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

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

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

One of New York's most iconic authors is strangely honored by this Oklahoma park.

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

Sid Vicious famously punched a hole in the wall of this iconic music venue.

An acoustic anomaly with a mysterious cause.

One of the best examples of Art Deco architecture in the United States.

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