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

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.

A comprehensive archive of Hallmark Holiday ornaments.

One of the few working locomotive roundhouses in the United States.

Little did a museum know, they possessed the last-known lunch wagon in existence.

The overgrown remains of an old rail bridge rise above the valley like ancient Greek ruins.

The longest structure of its kind ever built in Michigan.

Five restored historic road bridges in a park along the Kalamazoo River.

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

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

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

This sprawling bookstore spans four floors and has more than a million books in stock.

The Kalamazoo factory has 100 years of instrument-making, and one big wartime secret.

Home to over 300 antique cars and motorcycles, including Thomas Edison's Model A.

A World War II–era submarine museum where visitors can spend the night aboard.

At Fountain and Division, in the shadow of Kendall College of Art and Design, lays the story of a fictional culture whose political system was used under license and who finally rebelled.