This coffee shop lies hidden beneath a historic church.

A network of concealed passageways lies within a busy London Underground station.

A cluttered and astounding collection of antiquities and curiosities.

This hidden green space is the city's second largest conservatory.

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

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

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

An unusual round church in London with a Templar past.

One part local history, 99 parts gruesome haunted house.

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

Eighty million natural history specimens call this gargantuan museum home.

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

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

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

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

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

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

Order a salt beef-loaded beigel at any hour of the day or night at this East End institution.

The abandoned tanks along this highway are all that remain of a deadly conflict.

This striking otherworldly landscape outside Angola's capital city is the product of millions of years of erosion.

The world's largest church atop a political fault line.

In 1962, the ocean severed this peninsula—and the village that sat on it—from the Angolan mainland.

This horseshoe-shaped waterfall is the second-largest on the African continent.

Abandoned ships along a deserted beach feel like the set of a post-apocalyptic thriller.