Its collection includes a broad array of social, geographic, graphic design, and political history.

There's an exclusive Beefeaters pub hidden in the Tower of London.

A statue of the original Pearly King is hidden in a church's crypt.

An exercise in radical design and social living that became the epicenter of Soviet spy networks in London.

The grounds of this Jacobean estate contain one of the oldest mulberry trees in England.

Three small rooms at the back of the “official” church of London's clowns.

A flourishing garden with pigs, donkeys, goats, rabbits, guinea pigs, chickens, ducks, and sheep.

Two plaques commemorate the site of Shakespeare's first theatre.

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

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

The television series' iconic giant foot was borrowed from this classical painting.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

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

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

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

Hidden beneath the streets of London is a secret subway that only carried mail.

A kaleidoscopic warehouse-maze of handmade neon signs.

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