A hollow cement depiction of time's inexorable effect on the human body.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

An antiquated German apothecary on Chicago's North Side.

A lush green oasis in the middle of Chicago.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

This shop for all your super spy needs hides an educational secret.

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

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

The world’s largest collection of angel figurines includes 600 black angels donated by Oprah Winfrey.

A museum of the dime museum that features weird entertainments of yesteryear, from feejee mermaids to flea circuses.

A renowned Civil War veteran, this Bald eagle now presides over the Wisconsin State Assembly.

The tunnel that runs beneath this former inn was once a hiding place for enslaved people seeking freedom.

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

This animatronic Christmas village within an industrial park creates a whimsical juxtaposition.

At this Wisconsin museum there are real ducks, fake ducks, duck calls and a Duck Blind.

Every winter, dozens of otherworldly ice structures sprout up from a rigged up artesian well.

A statue honors the genius who allegedly first took a meatball and made it into a hamburger.

Expansive and colorful studio of Minneapolis art-star, Doug Padilla.

A 100-year-old chair with joints "cemented by nature."

The oldest continuously-operating tavern in Wisconsin used a clever loophole to serve alcohol during Prohibition.