An incarceration museum on the spot of possibly the oldest prison in England.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

The world's largest collection of witchcraft regalia.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

The sign at the garden gate reads: "These Plants Can Kill."

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

The Ranger’s House exhibits fine mementos collected by Sir Julius Werner during the course of his life, including this infamous pendant.

One of the oldest remaining Catholic churches in England is home to the hand of a 7th-century saint.

The world's largest collection of ship figureheads includes figures from legends and history alike, from Sir Lancelot to Abraham Lincoln.

The arching stretch of London's longest street holds many reminders of the area's maritime past.

One of the oldest cemeteries in Germany was originally used for victims of a cholera epidemic.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

An antique curios dealer and hybrid taxidermist.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A museum dedicated to one of Paris’s most famous residents, tucked into a corner of one of the city’s most famous squares.

The final resting place of the "father of special effects."

A short distance from the Eiffel Tower is the final resting place of several of the city’s more well-known and interesting characters.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

A magical, macabre wax museum, beloved by locals, uses real artifacts to depict an assassination from the French Revolution.

A mud statue stands in the dark tunnels, seeming to hold up the weight of the city above.

The tomb of history's greatest potato promoter is surrounded by tubers.

The oldest and smallest cemetery in Paris is only open to the public twice a year.

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.