This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

A makeshift shrine to the late rock star is still kept up on the nondescript façade outside 1 Logan Place.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

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

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

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

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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Public access to clean drinking water was an instant hit among the masses.

Banksy gives themself artistic license with this piece of London street art.

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

The biggest and deepest Cold War bunker open to the public can be found in southeast England.

Competitors race wooden replicas of pungent blue cheese.

The site of the first battle of World War II.

A subterranean playground in an abandoned slate mine.