A bizarre house filled with an astounding array of collections.

You were once able to challenge a chicken to tic-tac-toe at this park, which is now converted into the Aikman Wildlife Adventure.

One of the first historical sites of an alternative universe was installed in the town of Paris, Illinois—which is now home to an annual spelling bee of Kcymaerxthaereal words.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

A place to eat for on-the-run agents and espionage enthusiasts.

Moving, mind-blowing metal sculpture work of an outsider artist.

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

Museum dedicated to the art of cutting and polishing stones.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

The face of a woman pushes its way through the earth.

An avant garde art museum at the University of Chicago.

Shop of curiosities with a dinosaur museum tucked in its basement.

Pizza with a side of fine art.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

The world's only known button museum.

The subtle science of a master molecular gastronomist.

A Museum of Holography frozen in 1974.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

Amateur taxidermy museum known for its large collection of white squirrels.