This tiny home built on revenge appears to be scarcely wider than a Volkswagen.

An astounding collection of medical specimens, including bits of President Lincoln.

Its collection includes a broad array of social, geographic, graphic design, and political history.

The commemorative stone column conceals a secret laboratory.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Eighty million natural history specimens call this gargantuan museum home.

This pub can leave even the sober feeling slightly unsteady.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

Home to three historic ships from the age of Vikings.

A small marionette collection located within the dark cellars of an 11th-century Austrian castle.

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

A little sculpture with a large wardrobe.

Theme park featuring miniature replicas of European monuments.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Climb inside an iron crystal magnified 165 billion times its normal size.

Christ's blood preserved in a Belgian town.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

One of three sites in England that house the National Collection of Arms and Armour.

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.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

The red letters in the literary pavement leading to the library form a mysterious code.

Seat of the Duke and Duchess of Devonshire for centuries.

Legend says this little-known stone circle is formed from people petrified as punishment for dancing on the Sabbath.