This elaborate estate contains a stunning marble aviary, a sunken conservatory, and a magnificent music room with a two-story pipe organ.

The first spinning jail built in the United States is the only one that still turns.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

The bones of an old zoo crumbling in the shadow of a new one.

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

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

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

This Detroit ruin was once a gothic bastion of its community, but now it stands as a haunting ruin.

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

Abandoned concert venue legendary for its rock counterculture.

A monument to the art of slicing people open.

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