London's largest outsider art museum.

Traveling collection of amazing automata.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

Collection dedicated to brands, packaging and advertising.

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

A kaleidoscopic warehouse-maze of handmade neon signs.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Once America's tallest structure, now a Baltimore landmark.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

An old abandoned pharmacy building in Texas is brimming with collectibles and images of the little tuxedoed pooch.

"The Hoppiest Place in the World" holds the world’s largest collection of bunny memorabilia and is a singular testament of a couple's devotion to all things Leporidae.

A hobby born from insomnia has turned into a hangar full of objects that have been be-buttoned by the Button King.

Ever wanted to can Spam?

Performers, intricate sets, and a real speakeasy tell the story of the 18th Amendment.

A unique museum dedicated to the Gullah-Geechee people, housed within an old oyster cannery.

A stockpile of childhood lunch pails turned collectibles.

The only pig museum in the U.S. holds one of the world's largest collections of pig items.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

The Decoy Capital of the World.

Electronic inventions that resulted in products and systems we use every day are on display in this labor-of-love museum.

Fascinating museum dedicated to the under-appreciated medical history of urology features some wince-inducing devices.