A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

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

Ever wanted to can Spam?

After four years of grasshopper plagues, this chapel was erected as a plea to God to make them end.

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

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.

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

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

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

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.

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

The world's largest woodcarving collection includes dozens of Bible scenes and a wooden bestiary, all carved by one man.

Elaborate drama imparts an appreciation for 19th century hardships.