A bronze plaque marks the site of the only show the "King of the Soul Singers" ever missed.

Funhouse of found art and participatory sculpture.

This landmark honoring a local beer brand is an iconic part of the Minneapolis skyline.

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

After the musical legend's death, his memorial was mysteriously graffitied in gold.

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

When flour explodes, it's not a pretty sight.

Home to part of the world’s largest private collection of original manuscripts and documents.

The Bong-area park police have asked visitors to please, stop stealing the signs.

The watery grave of an impractical idea.

This grubby wall is said to be one of the Earth's esoteric energy centers.

Home to over 300 antique cars and motorcycles, including Thomas Edison's Model A.

A quaint miniatures museum that turns its focus towards the lives of Americans in a simpler time.

The Kalamazoo factory has 100 years of instrument-making, and one big wartime secret.

"No writer ever gave more to a city and got back less.”

Statue commemorating the use of ether in anesthesia.

A science teacher's dream.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

A Looff creation in Santa Monica best described as “a California-Byzantine-Moorish-style fantasy.”

A treasure hunter's tiny bar, harboring celebrities since 1959.

A memorial to the beloved brown bear that served in the Polish army during World War II.

A collection of modern and vintage pinball machines housed in the cellar of a 15th-century building.

To find the "unicorns of the deep" you've got to go downstairs.