The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The world's only known button museum.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

Years of archaeology, just chillin' by the water cooler.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

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

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

A Bibliophile's Dream.

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

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

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.

Each year, one talented artist puts on a show sculpting twelve butter-based busts of dairy princesses.

A whimsical sensor instrument for Minneapolitans to play on their walks to work.

These curious caverns have been home to mushrooms, gangsters, and disco.

This 85-year-old fireplace in an urban woodland is dedicated to a poet who recognized the beauty of a tree.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

No one's quite sure where this quirky university tradition originated.

World's largest carved onyx figure stands as a tribute to enduring peace.

America's largest viking stands in a Minnesota city that believes it was visited by the ancient nords.

One of two giant blue cockerel statues erected with an intentional double meaning.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.

This iconic water tower and failed bandstand is open for panoramic views once a year.