A gem in the small Missouri town where Winston Churchill coined the term "Iron Curtain" and effectively began the Cold War.

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

This former mining town was named the most toxic town in America.

This abandoned prison castle has become an imposing gallery of graffiti art.

A piece of John the Baptist in the American heartland.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

The Ozarks' strangest dwelling.

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

This Mediterranean castle was built for a millionaire and his giant dog.

This pristinely abandoned filling station on the edge of a graveyard is populated solely by unsettling mannequins.

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

An abandoned factory along the Mississippi coated by a giant mural.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

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.

Giant granite rocks standing end-to-end like a train of circus elephants.

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

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.

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

Curious cave that stays a cool 56 degrees all year long.