English antique dealers with a taste for the unusual.

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

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

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

Rebuilt remains of a temple to Roman god Mithras.

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

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.

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

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

The taxidermied remains of a once-great parrot.

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

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

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

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

The "beautiful" equation predicting the movement of all electromagnetic particles is engraved in front of Newton's tomb.

A cluttered and astounding collection of antiquities and curiosities.

A mysterious artist-run cabinet of curiosities and library.

Giant, friendly pelicans in Central London, the most unlikely of places.

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.

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

The designer of this railway tunnel added a birthday present for himself.

Isambard Kingdom Brunel, one of the great Victorian engineers, was the driving force behind the short-lived atmospheric railway.