Abandoned railway line circling the city of Paris.

This massive library holds what was once the largest book collection in the world.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."

This little gem of a museum is a hidden jewel filled with prehistoric treasures.

When an ancient supervolcano erupted, some of Nebraska's prehistoric animals were forever preserved in ash.

The home for all things Kool-Aid offers everything except a chance to actually enjoy the drink.

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

At this airport "microcinema," you can catch a film before you catch a flight.

Believed to be the first museum dedicated to the films in the world.

A 1920s home transformed into an immersive art experience, where every room is a portal to another realm.

The self-proclaimed gateway to the Extraterrestrial Highway.

An abandoned Victorian house transformed into a museum and store filled with taxidermy and vintage goods.

A mummy and sarcophagus are part of the many wonders in this library's collection.

"Leave a He-Man, Take a Transformer" and share a story about your real-life superhero.

Classy up your Big Mac with bow-tied servers and chandeliers at the world's fanciest McDonald's.

A 17th-century bezoar, dirt from an infamous site, and other curios decorate this unusual bar.

This combination shop and museum is filled with curious items and artifacts.

The history of central Minnesota under one roof.

This museum is dedicated to the first coast-to-coast highway.

Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

A museum dedicated to an elusive cryptid.

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.