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

Museum about life, death, and cannibalism in the Stone Age.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

Scattered throughout London are ancient remnants of the city's former bounding wall.

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

A unique waterfall that some believe attracts the fairfolk.

The remains of Crystal Palace Great Exhibition of 1851.

The largest greenhouse in the world is home to over one million types of plants.

An incarceration museum on the spot of possibly the oldest prison in England.

Eighty million natural history specimens call this gargantuan museum home.

Catacombs turned marketplace.

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

Hear the quietest sound from across the dome.

A fantastic castle rumored to be the birthplace of King Arthur.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

One part local history, 99 parts gruesome haunted house.

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

Famously misunderstood wonder of the ancient world

The world's largest collection of witchcraft regalia.

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

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.