Charles Babbage's proto-computer, painstakingly brought to life.

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

This macabre painting of a Shakespearean scene looks like something out of a nightmare.

It is still illegal to "quarrel" at this unlikely urban oasis built on top of an electrical substation.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

An eccentric 18th century naval officer built a ship's quarterdeck on his roof, the inspiration for Mary Poppins's "Admiral Boom."

This 1920s Dutch barge is now a floating bookstore.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

London's old-school healing garden.

The curios of pharmacist and collector Henry Wellcome.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

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

A measuring mishap led to these artificial stone ladies losing their stomachs.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

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

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

The remains of the great moral philosopher reside in a university in London.

The lab where the scientist made his groundbreaking discoveries is preserved on the basement floor of the Faraday Museum.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.