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

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

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

This folk art wall claims to be the world's one and only memorial to the bygone age of hippies.

You were once able to challenge a chicken to tic-tac-toe at this park, which is now converted into the Aikman Wildlife Adventure.

European castle ruins in an American state park are actually the product of death and grief.

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

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

A Museum of Holography frozen in 1974.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.

In the St. Francois Mountains in the Ozarks at 1,772 feet above sea level, Taum Sauk Mountain is the highest (and possibly oldest) peak in Missouri.

Erosion and time have created a naturally-formed water park.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

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

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

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

The world's largest collection of the world's largest objects is in one small Illinois town.

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

This life-size bronze statue remembers the tallest recorded human in his Illinois hometown.

The park that the Chicago Stockyards built.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

Abraham Lincoln's likeness rests at the top of this giant totem pole.