The Magical World of George Phar Legler.

Take a drunken tour inside the world's largest known geode.

See massive fossils that are over 200 million years old in northeastern Arizona.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

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

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

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

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

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

The world's largest anatomically accurate brain sculpture.

One-layer pyramid in Indiana.

A lesser-known part of the Kinsey Institute is this impressive collection of art, artifacts, and material culture related to human sexuality.

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

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

Dramatic river bend surrounds a natural red-rocked pedestal.

Scattered around Atlanta are little doors with big charm.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

An underground magnet for ever-changing street art.

A colorful square marks the heart of the city's LGBTQ community.