A trailblazing sovereign nation tucked in the American state of Wisconsin.

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

Complex aquaponics systems allow fish and plants to grow in harmony.

A bizarre house filled with an astounding array of collections.

A Milwaukee museum provides an unsparing and ultimately empowering look at the Black American experience.

One Austrian's singular yard is now preserved as a folk art garden of concrete wonders.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

The site of an ancient Mississippian settlement that appears to have flourished during the 10th to 13th centuries.

Three playfully immersive mini golf courses let you travel alongside your ball to the cup at this facility, which has been around since the 1950s.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

An unassuming house in Wisconsin hides a transient artist’s magnum opus.

The birthplace of a titan of American cinema.

This landmark of the Chicago silent film industry may not be in the picture business anymore but it still stands proudly.

It was originally part of a "terrible lizards" collection at the 1964 New York World’s Fair.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

Chicago’s incendiary role in the labor movement.

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

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

What appears to be a wizard's lair in Milwaukee actually houses a massive water pipe.

A unique botanical garden housed in three giant geodesic domes.

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

This monolithic statue was erected in honor of Chief Black Hawk (even if it wasn't made to look like him).

Software company Epic Systems has created one of the strangest and largest workplaces of all time.