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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

The only surviving leech house in the United Kingdom was a home for bloodsucking worms until the 1900s.

The name of this suspended sculpture is Latin for "high horse," which is exactly what it is.

The little-known second castle that William the Conqueror built in York.

This network of narrow, medieval passages has the most delightful name.

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

This sculpture combines the literary Alice with her real-life inspiration.

This Edwardian workhouse tells a harrowing story of those who were forced to trade hard labor for lodging.

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

The curios of pharmacist and collector Henry Wellcome.

The bridge that cost Germany a World Heritage Site.

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

These planks were originally installed to hold the dead.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

A deserted medieval village where bodies were once mutilated to prevent them rising from the dead.

The Great Fire of London and the regulation of one-way streets both started in this alley.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

Rebuilt remains of a temple to Roman god Mithras.

Eighty million natural history specimens call this gargantuan museum home.

Berlin's old airport.

WWII artifacts, including the building itself.

Believed to be the longest railway bench in the world.