Music boxes like you've never imagined.

Ride the subways of yesteryear.

A museum within a museum, devoted to history's most questionable medical devices.

A Texas museum filled with Broncos and Betties.

A library of rare occult books in Los Angeles.

Playable, historic pinball machines fill this Alameda museum.

A crumbling hospital from the 1850s on Roosevelt Island.

A rotting tree in the middle of Seattle doubles as an elaborately-controlled art piece.

If you are looking for a used Russian battery, Chinese Ham Radio or other electronic oddities this Flea Market is a good place to start.

A science teacher's dream.

An antiquated German apothecary on Chicago's North Side.

A military museum and library dedicated to the citizen soldier.

An avant garde art museum at the University of Chicago.

Home to a protest movement, a bombing, and a dramatic change in labor history.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

A hot dog stand where the heads are just as hot as the dogs.

A Museum of Holography frozen in 1974.

An unknown Hall of Fame in Jackson, Tennessee.

The world's most famous cheese caves.

Antiques by the Bay.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

Two small chapels housed inside an ancient tree.

Creaky dinosaurs grow in the backroads of Monmouth County, New Jersey.

A Museum of Psychiatry in a still-operating mental institution.