A rural hall of justice holds the world's only comic book and superhero museum.

The park is home to the United States's only still-operating Dutch windmill.

This whimsical sculpture garden is a local treasure.

This unassuming city park is home to three different types of Native American mounds.

The building was originally a gas station built to resemble a Japanese tea house.

Largest tulip festival in America, includes fireworks, a parade, and a carnival.

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.

This tiny historic jail along Route 66 is the perfect fit for exactly one criminal and their partner-in-crime.

One of Frank Lloyd Wright's final works was this UFO church.

Literally a million fascinating cartographic artifacts are held in this sprawling university collection.

A unique botanical garden housed in three giant geodesic domes.

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

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

This holy goods emporium is where priests go for a little retail therapy to outfit their churches.

Robots, lasers, and whoopee cushions, oh my!

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

This museum collects over a century of automobile history including the iconic car from The Muppet Movie.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

Legend says Dungeons and Dragons players can get their dice blessed at the creator of the game's memorial.

The spaceship-like theater, which is still in use, was one of the most popular exhibits at the 1964 New York World's Fair.

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

This softly rounded mansion was built without corners not to avoid evil spirits, but to make them more comfortable.

A six-story-tall golden pyramid, surrounded by a moat.

A river with some unusual, and occasionally dangerous, habits.