Princess Kristina played a pivotal role in fostering diplomatic ties between two kingdoms, Norway and Spain.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

A collection of pianos and more guaranteed to delight anyone interested in music history.

Inside a Scottish castle hangs the tattered remains of a flag with murky origins and supposed magic powers.

These fantastically named natural pools look like something out of a Scottish myth.

This cramped crevasse saw the entire population of its island suffocated inside its depths.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

A Norwegian church that was built before Wisconsin was even a state has been entirely moved to a nicer spot.

Rare documents, old instruments, and gruesome specimens showcase the history of military medicine.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

Its buzzing collection honors vibrator history.

Inside this wonderland of weird, visitors are treated to a collection ranging from skeletons to haunted artifacts.

Largest magic museum in the United States with more than half a million pieces of memorabilia.

The history of funerals and funerary customs.

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

This Cape Cod museum exhibits what it claims is the only authenticated pirate treasure in the world.

An antiquated German apothecary on Chicago's North Side.

An eclectic assortment of medieval architecture in a small Iowa town.

Admire the art and then buy a raccoon skull cleaned by flesh-eating beetles.

Come for the giant taxidermy lion, stay for the knick knacks at this Minneapolis curiosity shop.

This 400-year-old house tells a tale of witchcraft and woodwork.

The ruins of a 19th-century corn mill are haunted by a malevolent cave-dwelling spirit.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

A mysterious monument where a woman who records say never existed was burnt alive for being a witch.