A floating museum that was sunk by a flood and left to rot in the tides.

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

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

This mansion was made famous by its colorful cast of owners and location along the Sante Fe Trail.

A museum devoted to osteopathy and its creator, Andrew Still.

The famous greeting card maker owns a collection of paintings by the famed surrealist.

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

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

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.

A remarkably opulent mansion with a tragic history.

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

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

One man's unrequited love stands in a glass box forever.

A kitschy, creepy St. Louis mainstay.

This mosaic-covered bar is brimming with curated curios.