A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.

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

This antique prison is a tourist attraction with a sordid past.

This enchanting Victorian estate was home to the world's first hydroelectric power generator.

The history and future of cannabis.

A perfectly running 230-year-old silver automaton and music box.

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

The world's largest collection of witchcraft regalia.

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

An unusual round church in London with a Templar past.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

A cluttered and astounding collection of antiquities and curiosities.

Eighty million natural history specimens call this gargantuan museum home.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

Vast fan-shaped British cemetery honouring American servicemen lost in World War II.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

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

The near loss of the stately fireplaces at this medieval castle spawned some of Britain's most crucial historic preservation laws.

Isaac Newton's former home, where the famous apple tree still stands.

This home of a taxidermy hoarder is among the grandest and most singular of historic English estates.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.