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

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

This majestic tree has survived 400 years of storms, droughts, and floods, and is a beloved natural landmark in Missouri.

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

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

The crumbling remains of the first Black-owned and operated hospital in Kansas City.

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

This historic bridge has weathered fires and floods and still stands, now abandoned, where it has stood since 1874.

This one-room schoolhouse in rural Arkansas dates to the 1920s, but looks like it could be the 1820s.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

The oldest purpose-built cinema still in operation also houses a museum of movie memorabilia.

This ostentatious Italianate palace of an Oklahoma billionaire is filled with several themed mini-museums.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

The final resting place and once home of the Bandit Queen of the West.

Once in disrepair, the house where the 1983 film was shot has been restored and turned into a museum.

Twenty-year effort to raise a castle using tools and techniques from the 13th century is now abandoned in the Arkansas woods.

Nature's biggest mammal swims in landlocked Oklahoma.

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

The Ozarks' strangest dwelling.

An extravagant western hotel where every floor is the "ground floor."