For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

This ossuary is more than five centuries old and is heralded as one of the finest in Switzerland.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

This small chapel is built of human bones and decorated with a golden skeleton.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

The personal charnel house of Anton Bruckner.

Thousands of well-dressed mummies below a monastery.

One of the largest ossuaries in Spain is packed from floor to ceiling with bones.

This German bone house contains the remains of some 20,000 souls.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

The mystery of the Putim Ossuary involves a tricorn hat.

Structure built from the skulls of vanquished foes.

Medical history with an amazing, if frighting, collection of wax diseases on display.

A museum in the childhood house of a medical pioneer.

One of the best collections of wax anatomical models in the world.

A collection of collections, including an anatomy museum, the “Cabinet of Physics of Alessandro Volta, a museum of natural history, mineral collection, and much much more...

An amazing collection of wax anatomical models and terratological models.

The anatomical-pathological collection of a man who changed surgery.

A curious collection dedicated to human and animal anatomy and pathology.

Anatomical cabinet holds unexpected treasures.

The largest and most famous wax anatomical collection anywhere in the world.