Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

The World's Largest Bull.

The fastest mail service in the west is tracked and memorialized along this 1,400 mile trail.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

This 40-foot fowl marks the so-called "wild goose capital of the world."

Where animatronic singing fish go to retire.

Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

An old town theater converted into a celebration of the hobo legacy.

This zombie-themed restaurant stands out in the heart of corn country.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

Ever wanted to can Spam?

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

Home with Gothic windows featured in a famous painting.

The farthest you can be in the contiguous U.S. from a McDonald's location.

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.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

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

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

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

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.