Meet Rita the Rock Planter, one of Danish sculptor Thomas Dambo's enormous wooden trolls.

This refurbished gas station is one of the oldest in Texas, located on the original Route 66.

The folks at the Devil's Rope Museum want you to get hooked on barbed wire history.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

The Grand Canyon of Texas.

These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

A memorial to victims of the Oklahoma City bombing.

A quirky mishmash of Route 66 memorabilia and other throwbacks from the past.

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

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.

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

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

In Oklahoma City's Bricktown, there's a street that don't use jelly.