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

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

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

One of the world's largest collections of pathological specimens.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

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

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

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

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

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

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

A cluttered and astounding collection of antiquities and curiosities.

The curios of pharmacist and collector Henry Wellcome.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

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

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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

The largest of London's subterranean rivers and once a mad, bad center of London life.

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

This odd 1930s shop remains stranded in time and shrouded in mystery.

A special train service transported Sydney's dead from this station to "Necropolis Receiving Houses" at Rookwood Cemetery.

A monument to Lenin has been transformed into a statue of everyone's favorite black-helmeted, fool-choking Sith Lord.

A taste of the macabre Tokyo's ritzy shopping district.

A failed Russian themed village and amusement park in Niigata prefecture.