A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

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

38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

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

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

The oldest experimental corn field in America is still creating better ways to grow crops.

A theme park attraction designed to turn your children into LARPers.

A bizarre house filled with an astounding array of collections.

The home of 1.5 million wood letters for printing is still a functioning workshop.

A large circus museum with summer performances.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

A museum celebrating the self-taught artist-environment builder.

The arboretum whose marshy soil sucked up the dreams of housing developers.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

Wisconsin's most celebrated export gets the royal treatment on I-94.

First planned industrial community in the United States.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Shop of curiosities with a dinosaur museum tucked in its basement.

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

A beloved Chicago music venue offering cold beer and lots of “Friendly."

Huge abstract sculptures of the Puerto Rican Flag.