One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

The medieval-looking hammer beam teak roof may be a Victorian vanity, but it's still absolutely magnificent.

This knockout museum lies in a sleepy corner of London.

Hackney's newest private museum and natural curiosity shop.

A museum in England’s Lake District dedicated to the trusty pencil wants you to know the story of their World War II spy pencils.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

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

Dedicated to an "Unknown Man," this grave holds either the remains of a lovelorn suicide or a Cold War spy.

Human-made caves excavated to hide a secret society of wealthy pagans.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

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

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

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

A open air theatre built on a cliff by an eccentric British woman.

Dictionary Johnson’s favorite feline.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

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

A cluttered and astounding collection of antiquities and curiosities.

Weird wax anatomical models reside here, as do other anatomical specimens.

Sidney Scurvy, the interactive computer sailor, takes you on a journey to discover the everyday lives of Cook and his men.

The sign at the garden gate reads: "These Plants Can Kill."

A vortex fountain that seems to rise out of the ground.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.