A popular place to pick up prehistoric coral fossils from the time when Michigan was an ocean.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

Strange physical sensations and optical contradictions keep visitors coming back for more.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

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

Everyone's invited to put on a miniature concert with this world-class musical wonder.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

This small-town pizzeria won the Hollywood lottery.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

Now an entertainment complex, the Lingotto building was once an avant-garde auto factory with a test track on the roof.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Glass and concrete building designed by Albert Kahn.

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

Over a thousand feet beneath the Detroit streets is a subterranean metropolis few are allowed to enter.

The world's oldest operating jazz club has been in operation since May 1934.

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

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

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

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

A Beaux-Arts triumph set to become Ford's innovation campus

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.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Historic Hull Street was actually the first street with a proper name in the Boston area.