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

Ever hear of the Milazzo Cage?

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

The final resting place of the poets Shelley and Keats.

St. Francesca Romana, patron saint of drivers, resides in the church she founded.

Charles Dickens was not a fan of the ghastly wall dressings in this 6th century church.

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

One of seven Jewish catacombs in Rome and one of only two open to the public.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The Cathedral of St. Ambrose has been hiding a special parishioner within its walls.

How did a French journalist’s grave become the sexiest statue in the cemetery?

The first declared National Monument in the United States.

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.

A fantastic castle rumored to be the birthplace of King Arthur.

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

The monster at the center of the Darwin Center Spirit Collection.

Long-secret natural history museum, featuring the skull of a "Terror Bird."

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

The Habsburgs' royal collections of art and wonders.

A 18th century graveyard and its astonishing cortege of macabre iconography.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.