In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

The oldest inn in England served brew to the crusaders.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

Fascinating town where normal life interfaces with the occult.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

The largest greenhouse in the world is home to over one million types of plants.

400-year-old garden, restored to beauty.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

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

A fantastic castle rumored to be the birthplace of King Arthur.

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

The longest hedge maze in the world.

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

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

The atmospheric road was never meant to be so creepy.

Famously misunderstood wonder of the ancient world

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

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

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

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

Achill's most recently abandoned village dates back to to the Age of Enlightenment.