Like Stonehenge, but with boats and oodles more charm.

The red brick house where the father of rock 'n' roll wrote some of his classic hits.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

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.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

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

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

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

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.

This is not your typical jungle gym.

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

Tucked away between two 19th-century buildings, this small shop specializes in the macabre.

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

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

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

Community bookshelf of 25-foot-tall book spines.

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

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

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

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

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

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