One of few surviving standpipe water towers in the U.S.

During the 19th-century, this park was a vital trading fort.

A sculpture of a giant man escaping from the depths of the Earth.

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

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

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

A kitschy, creepy St. Louis mainstay.

A subterranean haunt where wine and homemade biscottis are always on the menu.

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

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

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

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

Community bookshelf of 25-foot-tall book spines.

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.

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.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

A chessmaster's dream destination.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

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

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.

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