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 Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

A downtown park built on top of unclaimed graves.

University City's quirkiest resident lives in a park named after its first.

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

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

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

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

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

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

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

An urban forest overtakes what was the greatest failure of utopic urban housing.

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

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

A wax effigy of St. Valentine hides one of the saint's relics.

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

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

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

A kitschy, creepy St. Louis mainstay.

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

Quirky water tower advertises the long-gone Brooks Tomato Products Co.