A spooky defunct railroad tunnel now part of a sprawling trail.

A riverside park built around the ruins of a massive dam that collapsed in 1909.

A 115-year-old restored German dining hall awaits those who venture beneath the Minnesota State Capitol.

A mapping error in the 19th century made loggers think this section of the forest was underwater.

Secret hideaway for an alternative beach experience.

Hub of Scandinavian culture in a Minneapolis deli.

An eatery within the Minneapolis American Indian Center writes colonial ingredients out of the story of Native American cuisine.

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

Admire the art and then buy a raccoon skull cleaned by flesh-eating beetles.

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.

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.

When waves crash onto this section of beach, the rocks sing a song.

Funhouse of found art and participatory sculpture.

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

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

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

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

A museum, walk-through diorama, and library nestled under one castle-like roof.

Despite repeated attempts to make it work, this former mining town is now nothing but dust and memories.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

At the turn of the 20th century, the Minnehaha County courthouse played host to sensational public divorce trials.

Seth Bullock, the sheriff of Deadwood, built this town immediately after Teddy Roosevelt’s death in 1919.