This freshwater spring fills with 10,000 gallons of water per minute.

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

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

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

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

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

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

The world’s largest Masonic temple was saved by the White Stripes.

Detroit’s Eastern Market has been transformed into an outdoor museum with colorful murals that address social issues and symbolize the city.

This railway-turned-greenway provides a pedestrian link in downtown Detroit and celebrates urban artwork.

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

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