One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

This museum’s collection includes rescued birds, fine art, and a collection of shrunken heads.

The relics of dozens of martyrs are stored in a single chapel.

The huge golden reliquary of a testicle-smashing saint.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

The severed head of a 17th-century Irish martyr lies within an intricate golden shrine.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

Statue of a decomposing prince that once held his heart in its hand.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

When the imprisoned pope's remains were finally returned to the Vatican, his heart stayed behind in France.

This former Roman Catholic Church still contains the embalmed hearts and organs of 22 popes.

The mummified heart of Louis XVII, the lost dauphin of the French Revolution.

His "Lionheart" is entombed separately from the rest of his body.

The heart of a Scottish legend had a centuries-long journey before reaching its final resting place.

A homemade anatomical collection of medical anomalies and accidental catastrophes.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

The rest of him lived another 61 years and was buried elsewhere.

The resting place of a Civil War celebrity's amputated limb.

A gravestone marks where a man's lost limb was laid to rest.

A naturally mummified 2,000-year-old man.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.