The oldest continual pilgrimage site in Britain was supposedly created by a gruesome beheading.

The oldest inn in England served brew to the crusaders.

Picturesque ruins once held off mighty armies.

Cat art as far as the eye can see.

An ancient neolithic tomb that only sees the sun twice a year.

The stately remains of Llywelyn the Great's mighty fortress.

An 1814 castle that hosts an exhibit of "explorabilia".

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

This hospital once pioneered the use of electroencephalograms, but fell into maltreatment, abuse, and eventual abandonment.

The decaying ruins of Wales' first asylum for the mentally ill.

Once a farm where patients tilled the soil, this asylum lost its workforce when overmedicating became common practice.

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

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.

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

A rocky Irish outcropping with a history of wealth, conflict, and ruin.

A taste of the macabre Tokyo's ritzy shopping district.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

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

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

This 14th century castle withstood years of battle but is now sliding off the hills into the Danube.

Bizarrely shaped rock formations in northwest Bulgaria come with equally bizarre legends.

Romania's only crater lake with water as pure as if distilled.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

Explore nearly 400 years of English middle-class home life.