Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

This unusually circular centenarian barn became a Route 66 icon.

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

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

An acoustic anomaly with a mysterious cause sits in the heart of Tulsa.

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

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

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

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

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

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

This historic motel standing at the "crossroads of America" offers a radio in every room and was saved by local protesters.

When he found his hometown was no more, Lowell Davis decided to recreate a "new" ghost town from scratch.

One of the world's earliest skyscrapers.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

This tiny historic jail along Route 66 is the perfect fit for exactly one criminal and their partner-in-crime.

This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

A historic and oft-filmed prison stands in a Chicago suburb.

A source of civic pride, though the reason for its construction is unknown.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

Today this bizarre rooftop phone booth seems like a piece of kitsch but it was once used to spot disastrous storms.