These Victorian era devil sculptures were designed to spite a local vicar.

The collection contains over 25,000 items and details the painful dental practices of the past.

A domino effect created with Britain’s iconic telephone boxes.

The curios of pharmacist and collector Henry Wellcome.

This 1920s Dutch barge is now a floating bookstore.

Catacombs turned marketplace.

The anatomical-pathological collection of a man who changed surgery.

The final resting place to 300 Victorian-era pets hides inside the city park.

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

Repository for more than 22 million pickled specimens.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

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

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

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

A historic arboretum and non-conformist, non-denominational park cemetery.

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

One part local history, 99 parts gruesome haunted house.

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

Eighty million natural history specimens call this gargantuan museum home.

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

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

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

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

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.