Rebuilt remains of a temple to Roman god Mithras.

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

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

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

The curios of pharmacist and collector Henry Wellcome.

A tongue-in-cheek arcade where the games are based on everyday life.

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

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

A hands-off space for graffiti artists to hone and display their skills.

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

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

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

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

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

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

A kaleidoscopic warehouse-maze of handmade neon signs.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

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

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

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

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