This cave holds a surprisingly colorful variety of geological oddities.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

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

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

The world's largest covered wagon is piloted by a giant Lincoln lawyer.

Today this bizarre rooftop phone booth seems like a piece of kitsch but it was once used to spot disastrous storms.

Largest Roman Catholic church in North America.

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The palatial McDonald's that inspired Wesley Willis.

Pizza with a side of fine art.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

Small-town museum dedicated to outer space ... and bicycles.

A curious sculpture garden and museum in Cochrane, Wisconsin.

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

A bizarre house filled with an astounding array of collections.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

Ever wanted to can Spam?

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

The Iowa state contender for largest pan in the world oddly only comes in second or so.

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

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.