One part local history, 99 parts gruesome haunted house.

Hidden beneath the streets of London is a secret subway that only carried mail.

The sign at the garden gate reads: "These Plants Can Kill."

Eighty million natural history specimens call this gargantuan museum home.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

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

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

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

The ruins of a church destroyed by both the Great Fire of London and the Blitz, now turned into a peaceful garden.

This medieval manor house was equipped with secret compartments for hiding priests.

Giant naked man on a hillside.

A magnificent winding road through a steep valley, with deep natural caverns at the bottom

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

A clock designed to run with perfect accuracy for 10,000 years.

A war memorial dedicated to the Free French Naval forces of World War II.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

This giant steel bear is a tribute to naturalist John Muir.

Even though some of the buildings date back to the Victorian era, this research institute is still involved in cutting-edge astronomy research.

This coin collecting cod is over 130 years old, and the United Kingdom's smallest listed structure.

An amazing model of a whale's jaw bone pays homage to the region's seafaring traditions.

This Scottish bay still reveals evidence of its days as a seaside swimming pool.

These upturned herring boats make nifty storage sheds for fishing goods.

The world's longest continuously running show has played at this small West End theater since 1974.

The historic villages and towns of Suffolk are filled with wonky wooden beam houses painted an unusual shade of pink. Unknown to many though, this sweet shade has a bloody history.