Abandoned businesses, homes, and rusted cars are all that remains of this stopover town.

An entire city block built completely out of petrified wood.

The deserted railroad town had a last gasp as a ghost town attraction before being abandoned for good.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

A fitting attraction for the corn capital of the world.

A cemetery housing wild west legends in South Dakota.

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

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

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

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

This park harkens back to frontier life in Wisconsin.

Exhibits from an island in Lake Michigan are preserved in this hand-built cabin museum.

The site of an ancient Mississippian settlement that appears to have flourished during the 10th to 13th centuries.

As the glaciers retreated out of northern Wisconsin, this unique natural wonder was crafted.

The preserved remains of the former Milwaukee County Hospital for the Insane are hidden in the wooded grounds of County Park.

What appears to be a wizard's lair in Milwaukee actually houses a massive water pipe.

Three playfully immersive mini golf courses let you travel alongside your ball to the cup at this facility, which has been around since the 1950s.

A largely forgotten and touching neoclassical marble fountain overlooking a bear mound effigy.

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

A former barn converted into a massive train diorama.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A place to eat for on-the-run agents and espionage enthusiasts.

This 85-year-old fireplace in an urban woodland is dedicated to a poet who recognized the beauty of a tree.