The dream home of an iconoclastic renaissance man still stands as a monument to his domestically mundane vision.

This Mediterranean castle was built for a millionaire and his giant dog.

This folk art wall claims to be the world's one and only memorial to the bygone age of hippies.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Planes, trains, and automobiles have all been sunk as attractions at this Illinois diving spot.

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

This deceivingly ordinary warehouse hides an enormous collection of pop culture treasures.

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

A historic beacon built in the aftermath of the worst maritime disaster on the Great Lakes.

This cemetery is all that remains of a school for "wayward" girls.

The famous author's birthplace is preserved in a town that he once described as narrow-minded.

A hidden grotto on the grounds of the Kane County Government Center.

Museum dedicated to the art of cutting and polishing stones.

Man-made geyser that rises to the exact height of the Gateway Arch.

First known as the "Sample House," this construction mash-up was meant to be a living catalogue of building styles.

Its eclectic exhibits range from the world’s first motorcycle to Luke Skywalker’s Land Speeder.

The first and only museum dedicated to stained glass and horology opened outside of Chicago in 2017.

Take a break from all the boring business of death at this funeral home mini-golf course.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.

A plaque marks a former safe house on the secret route, now hidden next to a McDonald's.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

The multinational Burger King chain is banned from operating within 20 miles of a family restaurant filed under the same name.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

In the loving memory of a tragically deceased role-player this Illinois park is decked out with both dungeons and dragons.