A Saxony castle houses one of the largest and most outstanding mineral collections in the world.

This 21st century cabinet of curiosities includes dinosaur bones, moon rocks, film memorabilia, and more.

Developed by focused shutterbugs, this museum exposes visitors to more than 6,000 different cameras.

Its collection highlights the monumental tasks undertaken to map Queensland.

A unique collection of diving equipment spanning antiquity to the present day.

An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

A retro walk through the history of the tube.

A Hungarian optometrist's charming collection of Asian art and curiosities.

Beautiful antiques and obscure engineering artifacts trace the evolution of phones from rare luxuries to ubiquitous.

A fake Transylvanian castle houses a cathedral of antlers.

Sitting beneath an unremarkable residential building is a museum devoted to classic Pinball.

A museum in the childhood house of a medical pioneer.

Thailand museum of bottles of all shapes and sizes filled with intricate and beautiful art.

You'll never meet anyone this passionate about elephant droppings.

Gruesome statues of people reborn in Buddhist hell stand among the ruins of an 11th-century sanctuary.

A small museum in the Golden Triangle tells the story of the opium drug trade that gripped Northern Thailand.

The skeletons, demons, and corpses serve as a warning of the terrors of Buddhist Hell.

Eat like a bird in a bamboo nest.

Surat Thani's official flower—and the world's largest—smells of rotting meat.

This extensive collection of dead bugs may be the world's most idiosyncratic and personal insect museum.

Derelict airplane bodies serve as both home and income for three Thai families.

The world’s largest magazine collection was born from a single shelf in a teen’s bedroom.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

The canine-themed book collection claims to be Europe's largest dog library.