An elaborate, hidden model train in the Needham Town Forest.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

This magnificent Cincinnati graveyard is also a popular public park.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

The lowest point in the state of Illinois, at the confluence of the Mississippi and Ohio rivers.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

The Cape Cod house that whaling built.

This lakeside tower is the third attempt at getting a tourist destination to stick on the spot.

Eclectic collections, artwork, and some feline friends fill the writer's former home.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Lovingly nick-named the "Brick Dick" this municipal tower was winner of the World's Most Phallic Building Contest.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

A park and memorial dedicated to the victims of the deadliest school massacre in American history.

The writing studio of an American adventure author, built in the style of a medieval castle.

Standing guard on top of an old, vacant ice cream shop.

Astounding collection of coin-operated games and automata.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

The only surviving prototype for Buckminster Fuller's house of the future.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

Enormous small-business mecca in the Midwest, serving dozens of artists.

Opulent downtown movie theater now houses cars as an indoor parking garage.