This stately estate house features a tower covered in a bright, modern mural.

This Scottish bridge seems to compel dogs to leap to their death.

A 6th-century stone lies at the site of the mythical battle waged between King Arthur and his nemesis Mordred.

This abandoned asylum in Wales might look haunted, but it's still beautiful.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

The heads of two giant mythological water horses honor Scotland's horselord past.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

At high tide this strange footbridge appears to have no purpose whatsoever.

Repository for more than 22 million pickled specimens.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

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

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

Hear the quietest sound from across the dome.

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

This series of Scottish caves has no clear purpose other than baffling historians.

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

The curios of pharmacist and collector Henry Wellcome.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

Famously misunderstood wonder of the ancient world

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

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

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

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