This historic cliffside mansion uses a natural cave for air conditioning.

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

A mysterious light of unknown origin on the backroads of Missouri.

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

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.

Community bookshelf of 25-foot-tall book spines.

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

A small town garden is dedicated to a psychic dog with the most soulful eyes.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

The only pig museum in the U.S. holds one of the world's largest collections of pig items.

This museum presents a dogged pursuit of 500 years of veterinary history.

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

Like Stonehenge, but with boats and oodles more charm.

The obelisk meant to mark the founding father's grave at Monticello is actually on the University of Missouri campus.

The iconic remains of the original Academic Hall that burned down in 1892.

Two Ming Dynasty lion statues guard the entrance to the journalism school.