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

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

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

Giant papier mache hog sits on private property.

An extravagant western hotel where every floor is the "ground floor."

It reportedly took three years to sort through all the objects in this eclectic lifelong collection.

A detached cement mixer has been transformed to resemble a relic from some obscure NASA mission to Oklahoma.

A serene temple with stunning stained glass hides in downtown Dallas.

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

This beacon for pre-radar pilots once guided Charles Lindbergh to a safe touchdown in Tulsa.

Collection maintained by the legendary designer.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

Destroyed by flood waters, prison now serves as a training ground for armed forces.

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

A collection of beautiful crystals shaped like freshly plucked roses.

What was once a summer home next to a waterfall has now become littered with graffiti and children in swimsuits.

A school-themed restaurant where gastronomy is the core curriculum.

"Dallas’s pretty much only carnivorous plant gallery."

Cockroach Museum features roach celebrities and live hissing cockroaches.

No matter what the plaque under this massive legume says, this is not the world's largest peanut.

A small wooden boat once owned by legendary actor Errol Flynn sits inside this Oklahoma gas station.

One of the deepest springs in Missouri.

Often referred to as the largest spring in America.

An underground river pushes more than 200 million gallons out of this Missouri spring every day.