A collection of 20th-century automata, penny arcade games, and musical contraptions.

Tiki luxury on Nob Hill.

San Francisco's newly reopened hands-on science museum.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Oakland's beautiful monumental cemetery.

A monument to the art of slicing people open.

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

A quarter-scale locomotive wonderland built by one man and his family.

World's largest Christmas store.

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

What was once the largest NFL stadium.

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

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

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

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

Concrete igloos standing across from what remains of the Michigan Central train depot.

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

Its floors are marked by colorful cues depicting Michigan's native fauna.

An ever-evolving wall of graffiti art off East Liberty Street.

A 30-foot stack of piano keys memorializes one of the greatest keys players in jazz history.

Climb to the top of the world's largest seated bronze Buddha.