These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

The highest bridge in America was built for an almost unnervingly small amount of money.

The world-record holder for the longest bridge stretching continuously over water.

The second oldest continuously operating bar in Louisiana.

Moonbows over Kentucky.

Handcrafted thermal spa washes away each night with the tide.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

Tubing through a cave lit with glowworms is a magical underground experience.

A trash dump made beautiful by nature's power.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

An abandoned factory along the Mississippi coated by a giant mural.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

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

In the St. Francois Mountains in the Ozarks at 1,772 feet above sea level, Taum Sauk Mountain is the highest (and possibly oldest) peak in Missouri.

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

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

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

Erosion and time have created a naturally-formed water park.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

European castle ruins in an American state park are actually the product of death and grief.

An annual celebration of the region's successful elk reintroduction program.