A slice of central Asia in the middle of Berlin.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

An invitation-only museum of items natural and bizarre, arcane and exotic.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Mysterious 500-year-old tapestries depict a unicorn hunt.

A museum dedicated to the Spanish occult in a town that was terrorized by the Inquisition.

Secret refuge and museum of the Duke of Florence.

Museum in a swimming pool where the water still flows.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

Inside a former cabaret, seven floors of erotic art.

Small museum packed with artifacts recovered by the man rumored to be the real-life inspiration for Indiana Jones.

Of course Salvador Dalí lived in a castle...

A bizarre collection of gifts to North Korean dictator Kim Jong Il from the despots of the world.

A haunting collection of the vanished and disappearing natural world.

The world's largest collection of witchcraft regalia.

The astonishing collection of an infamous criminologist.

Continuing the tradition of the dime museum in style.

London's largest outsider art museum.

9,000 years of carnal history is on display at China's original Museum of Sex.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

A semi-scholarly approach to sex.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

An eccentric playboy's astounding natural history collection.