This tiny patch of arid sand sits in one of the greenest states in the United States.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

This highest peak in New Mexico is named after an explorer who had a habit of lending his moniker to peaks.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

This park harkens back to frontier life in Wisconsin.

The tragic death of 19-year-old Mabel Tainter in 1886 led to the construction of this unique Victorian-era theater in the northern woods of Wisconsin.

This circus town museum recognizes the outstanding clowns of history.

A town filled with hot chocolate, dazzling lights, and lots of Christmas cheer.

Once a speakeasy operated by Al Capone, this Milwaukee cigar bar is now a haven for ghost hunters.

More than 5,000 contemporary and "historic" mustards from around the world.

Wisconsin's most celebrated export gets the royal treatment on I-94.

This cave holds a surprisingly colorful variety of geological oddities.

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

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

An idle pastime becomes a record holder in Boys Town, Nebraska.

At 32 feet long, this swing is big enough for the whole family—and then some.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

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

Enjoy a tour of oddities and makeshift monsters at this souvenir store with an offbeat sense of humor.

Home to Hollywood history and a very special salt crystal.

Where the author wrote her beloved "Little House" books.

This artsy public restroom is shaped like a giant john.