On the eve of a condemned prisoner's death, this bell rang 12 times outside their cell.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

This plaque in one of London's oldest public hospitals commemorates the first meeting of two of Britain's most famous literary heroes: Sherlock Holmes and Dr. Watson.

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

A portly statue of a golden boy commemorates an unusual cause of the Great Fire of London: the sin of gluttony.

Huge winged monument in the United Kingdom.

A hundred copies of Antony Gormley's naked body stare out across the water.

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

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

The final resting place of soldiers' loyal canine companions.

A six-ton wedding present for the King of the Scots.

Protecting the dead from opportunistic body snatchers.

The most loyal of little dogs, or a Victorian era publicity stunt?

These tiny effigies are believed to represent victims of Edinburgh’s notorious Anatomy Murders.

A book bound in the skin of an infamous criminal, along with countless other specimens.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

A quartet of brightly colored mythical beasts stand sentry at this gateway.

The fountain marks the area where hundreds of accused witches were burned at the stake.

360° views of the city plus five floors of optical illusions and hands-on science.

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

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

This disused Cold War bunker has been restored to all of its early 60s glory.