The site where Joseph Smith, founder of the Latter Day Saint movement, was killed by a mob.

A memorial dedicated to a traveling circus elephant killed by a lightning strike in 1972.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

At a mile long, the Fort Madison Bridge is the largest double-decker swing-span bridge in the world.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

No one knows the origin of this small town’s unique name.

While there are no actual snakes in the history of this crooked road, there may be a number of dead horses.

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

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

Home with Gothic windows featured in a famous painting.

This zombie-themed restaurant stands out in the heart of corn country.

A warning to the weak-kneed: This narrow bridge does its swinging eight stories high.

A fitting attraction for the corn capital of the world.

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

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

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