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

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

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

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

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

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

This large midwestern cavern features impressive rock formations and an underground waterfall.

A giant granite cross remembers missionary Father Frederic Baraga, and his safe passage across an angry Lake Superior.

The watery grave of an impractical idea.

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

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

This 1960s kinetic artwork has been restored and is once again whirling away in downtown Minneapolis.

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

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

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

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

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

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

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

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.