This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

An avant garde art museum at the University of Chicago.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

First planned industrial community in the United States.

Symbolic attempt to overcome the issues of life.

Part of a worldwide art project, this mysterious semicircle of concrete shapes holds the pieces of a larger story.

This open air cathedral invites all faiths to worship under the only roof big enough to fit them all: the sky.

Moving, mind-blowing metal sculpture work of an outsider artist.

The mysterious white squirrels of this Illinois city are treated like sacred cows.

This stunning gothic ruin was a casualty of the Indiana steel industry crash.

This museum collects over a century of automobile history including the iconic car from The Muppet Movie.

This midcentury chapel is a bold architectural statement and a symbol of Indiana's Lutheran heritage.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

One of the most powerful computers in the world can be visited by anyone who wants to experience more computing than they can handle.

Colorful collection of antique musical oddities.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

A miniature world of concrete and stone in Springfield, Ohio.

A large collection of motorbikes with some impressive gems.

A giant concrete egg marks this Indiana town as the "Egg Basket of the Midwest."

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

Ruined pieces of stone and a swimming pool are all that remain of an amusement park swept away by a flood.

Where beautiful signs live on forever.

This unincorporated community in western Ohio got its peculiar name from John "Daddy" Baker.