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

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

Enter the Forest of the Elves.

This bright yellow building is packed with sweet treats from all around the world, from chocolate-covered crickets to whoopie pies.

This massive roadside mascot was the first version of the giant to illustrate his butt.

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Half of a waterfall goes into the river while the other half seems to disappear.

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

Built in 1931, this small passageway is believed to be the first modern skyway.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.

The literary king of the Jazz Age was born in this lovely Minnesota home which still honors his legacy.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

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

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.

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

This unassuimng grain elevator, commonly confused for a smokestack, helped inspire the modern architecture movement.

This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

The celebrated eyesore created by starry-eyed sweethearts.

The video game-themed street art first popped up in the French city.

Climb this overlooked gem's spiral staircase and you'll be rewarded with spectacular views of Glasgow.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.