A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

A museum in the childhood house of a medical pioneer.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

Lewis Carroll's White Rabbit or something else altogether?

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

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

The final resting place of soldiers' loyal canine companions.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

Floating pink tap installed for a flower show in London.

A memorial to a dog that inspired rioting in the streets of London.

The final resting place to 300 Victorian-era pets hides inside the city park.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

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

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

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

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

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

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This house was largely built out of hundreds of thousands of discarded glass embalming fluid bottles.