A beautiful Greco-Roman structure houses a well once believed to have healing powers.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

These wooden pipes were crucial to providing water to Medieval Edinburgh.

A sweet symbol marks the place where torturous executions were once carried out.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

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

Now home to a drinking establishment, this building has a macabre history.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

A famous pilgrimage site that remains hidden in the midst of a city.

The legend of a monkey that was hanged as a spy has inspired not only a football team name, but a successful mayoral campaign.

This moss-covered boulder is said to be part of a diabolical plant to sabotage the Durham Cathedral's foundation.

The fossilized trunk of a tree that grew around 320 million years ago.

This temple was constructed entirely by Roman soldiers.

Stonehenge has nothing on Castlerigg’s views.

This building played host to some of the most influential minds of the Industrial Revolution and now serves as a reminder of the influence of Northern coalfields.

The view that inspired the scenes of Dracula's first landing in England.

These planks were originally installed to hold the dead.

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

A monument to the real explorer and bear who inspired characters in Philip Pullman's 'His Dark Materials.'

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

The first botanical garden, a feather in the cap of the Grand Duke of Tuscany.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.