This world record holding pocketknife is so large that it has to be operated by a crane.

World's largest collection of Coke-related items not held by the Coca-Cola company.

The world's largest pin (or tack) is located in Elizabethtown, Kentucky, at the Transit Authority of Central Kentucky (TACK) headquarters.

The first Russian Orthodox church in North America and an Alaskan landmark.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

Permanent exhibit reminds visitors of the Exxon Valdez.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

You thought Santa Claus didn't exist, but it turns out you were wrong.

A historic hotel library in Indiana hides more than a few secrets on its shelves.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

Oklahoma City's oldest arcade has reinvented itself as a competitive pinball mecca.

In Oklahoma City's Bricktown, there's a street that don't use jelly.

This small museum inside a larger sports complex honors the first Native American to win an Olympic gold medal for the U.S., and his life of achievement and struggle.

Very likely the only museum in the world that celebrates the glory of the humble banjo.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

After being abandoned for decades, Oklahoma’s first air-conditioned theatre was reborn in the new century.

Three bronze beauty queens welcome you to “Miss America University.”

This giant mimetic milk bottle has encouraged Route 66 travelers to choose dairy since 1948.

This 1950s-era nostalgic roadside New Mexico attraction consists of a quirky curio store and museum embedded into the face of a cave.

The final resting place of the living embodiment of the famous Forest Service symbol.