The oldest farmer's market in America is so ancient it was approved by the King of England.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

Comprehensive gaming collection of over 30,000 electronic games and consoles.

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

The history of the traveling carnival is remembered by this sprawling collection of vintage wagons, games, and rides.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

This is one really big nut.

A "sinister, whimsical, tacky, and really orange" public art installation hidden under a Seattle bridge.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

Ever wanted to can Spam?

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

Despite its name, this route in southern Utah offers a heavenly day trip.

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

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

One man's homage to the orange as realized through a long-term folk art labor of love.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

A pink cottage covered in hearts served as a haven and a resting place for LGBTQ activists.

The first American department store, and home to the largest operating musical instrument in the world.

Collection of vintage trailers double as hotel rooms.