This 19th-century sugarcane plantation is one of the most well-preserved estates of its kind, including its original quarters for enslaved laborers.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

The holiday spirit lingers year-round in the "Christmas City of the High Plains."

An unknown Hall of Fame in Jackson, Tennessee.

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

This two-room shotgun shack in Tupelo is the birthplace of a King.

This museum located in the "Corn Cob Pipe Capital of the World," chronicles the history of cob pipe.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.

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

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

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

Like Stonehenge, but with boats and oodles more charm.

The first home of the doomed aviatrix Amelia Earhart.

Giant granite rocks standing end-to-end like a train of circus elephants.

A dramatically eroding canyon thousands of miles from the desert.

The oldest bar in Missouri is hidden within a limestone brewery cellar more than 50 feet underground.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

The ruins of a 19th century shelter run by the Independent Order of Odd Fellows.

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

A landscape of massive spherical boulders are the main attraction in this Kansas State Park.

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

A remarkably opulent mansion with a tragic history.

This otherworldly church spire reaches up toward the heavens.

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