This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

One of the most important yet well-hidden museums dedicated to the history of medicine.

A hospital where antique dolls are given new life.

One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.

Thousands of well-dressed mummies below a monastery.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

Renaissance villa and gardens complete with a tormented colossus.

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

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The underground sanctuary of a mysterious ancient cult.

The middle finger of modernity.

An alchemist's "magic door" stands in the middle of a Roman park.

A submerged archeological park still holds the wonders of a Roman Sodom.

A 16th-century horror show built in a lovely Italian garden.

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

Lucerne's central prison was converted into a tourist hotel with a bare minimum of changes.

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

A mythically themed self-built sculpture park.

Enormous, fluffy dogs frolic around this museum dedicated to a legendary Saint Bernard.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

Large Hadron Collider and the Birthplace of World Wide Web.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

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