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 dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

A hands-off space for graffiti artists to hone and display their skills.

The longest hedge maze in the world.

The anatomical-pathological collection of a man who changed surgery.

This South London cemetery holds the remains of more than 15,000 people.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

An unusual round church in London with a Templar past.

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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

The largest of London's subterranean rivers and once a mad, bad center of London life.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

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

A 30-acre garden inspired by the principles of modern physics.

These fantastically named natural pools look like something out of a Scottish myth.

The atmospheric road was never meant to be so creepy.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Hidden beneath the streets of London is a secret subway that only carried mail.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Northern Ireland's Brobdingnagian stepping stones.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

Famously misunderstood wonder of the ancient world

The world's largest collection of witchcraft regalia.