The watery grave of an impractical idea.

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

Home of St. Urho, the fictional patron saint of Finland.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

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

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

The world's largest floating loon bobs in the lake to kick off an annual festival.

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

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Minnesota's highest point is a scenic vista marked by a plaque and armies of mosquitoes.

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 famed architect designed this Minnesota gas station of the future with a lookout tower.

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

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.

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

This taxidermic smorgasbord was co-created by an artist poached from the Museum of Natural History.

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

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