The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

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.

This water tower has been a staple of the Rochester skyline since 1931.

A winged-helmed, sword-brandishing tribute to German Americans.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

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

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

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

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

The last location where Buddy Holly, Ritchie Valens, and J. P. "The Big Bopper" Richardson played before their tragic deaths.

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