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

As its grandiose name implies, this wooden dome is unsurpassed in size.

Large one-man sculpture park in Michigan.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

Race through the maze, get your name on the sign.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

A monument celebrating the idea of reaching inaccessible places.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

Here’s how Robert the Doll earned his reputation as the most haunted doll in the world.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

An underwater statue of Christ blesses the coral reefs off Key Largo.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

The smallest post office in the United States is no bigger than a broom closet.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This Arkansas town is known for its gangster history, its healing waters, and now its brews.

Two gushing waterfalls of hot spring water within a block of each other.

Yup, that's where the name came from.

This museum is dedicated to the history and design of purses.

A beautiful South Korean gate and garden in Little Rock honors American Taekwondo.