The dance of this huge clock is a magnificent and eerie commentary on good and evil in the history of humankind.

This allegedly haunted 16th-century tower house-turned-museum exhibits thousands of spectacular objects.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

The townhouse where the English poet created some of his most influential work has been preserved in tribute.

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

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

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

The tower was originally used as a chimney for the waste incinerator of St Johns Precinct and Market.

The red letters in the literary pavement leading to the library form a mysterious code.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

A 19th-century time capsule of travel, fiction, and historic texts still available to the public.

A rare wooden coffin set vertically into the Gothic arch of an ruined church.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

A mysterious demonic figure peers down from its perch within the gorgeous Chester Cathedral.

The western face was supposedly left clock-less to snub the Welsh.

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

This ancient castle has been abandoned since the Edwardian conquest of Wales.

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