A mythical bird etched into the face of a rock doubles as the mascot for a nearby school.

First known as the "Sample House," this construction mash-up was meant to be a living catalogue of building styles.

A notorious Route 66 eatery once frequented by Al Capone.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Less a museum than a bizarre fantasy world created by artists and engineers.

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

Built from oil field parts and resembling a teepee, this abandoned mid-century church is hoping for a comeback.

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

Only museum dedicated to women pilots, with personal artifacts from Amelia Earhart and other aviatrixes.