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

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

The palatial McDonald's that inspired Wesley Willis.

A museum dedicated to the alleged Roswell Incident.

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

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

This working class sculpture pounds his hammer all the livelong day.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

A Borgesian work of art that may blur the line between fiction and reality a little too convincingly.

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

Eight "Guardians of Health" protect this art deco water tower from pollutants and bacteria.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

A bronze statue on a downtown corner honors Minneapolis's favorite career gal.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

20,000 pieces in a Frank Gehry-designed building.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

A museum within a museum, devoted to history's most questionable medical devices.

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

A little-known memorial to servicemen and nurses killed in the line of duty during the First World War.

A palatial art deco restroom.

An old soap company building now houses one of Minneapolis’s oldest independent non-profit art galleries.

The only arched bridge made of stone on the entire Mississippi River.