A Victorian park cemetery, standing on the site of what was once the Great North Wood.

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

Amazing collection of folly buildings in Cobham, Surrey.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

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

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

A historic house left in "dramatic still life."

A mysterious artist-run cabinet of curiosities and library.

High-end antique collection housed in a centuries-old church.

This religious museum resides in a church crypt next to the founder's house.

Once a train station along the Great Eastern Railway this vibrant coffee shop and bar is where members of London’s creative class mingle.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

The curios of pharmacist and collector Henry Wellcome.

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

Eclectic final resting place of the controversial explorer.

Long-secret natural history museum, featuring the skull of a "Terror Bird."

Cemetery established by the Victorians as a solution to the overflowing graveyards.

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

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

A preserved 18th century steel factory.

The world's oldest model village.

"The Most Wonderful Wonder that ever appeared to the Wonder of the British Nation."

Rare and wonderfully wormy cadaver art captured in brass for centuries.