Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

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

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

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

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

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The longest hedge maze in the world.

Surreal riveted sea forts once protected the Kent shores from German attack.

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

The atmospheric road was never meant to be so creepy.

Northern Ireland's Brobdingnagian stepping stones.

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

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Famously misunderstood wonder of the ancient world

The twists and turns of this serpentine maze are over 170 years old.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A legendary rocking stone, returned to its clifftop perch.

Between Neo-Pagans and Neo-Nazis, these strange rock formations have a curious cult following and a very strange history.

Ruins of a German Castle on top of a towering stone pillar.