The castle still holds traces of the abandoned Roman fort it was built atop.

The Stonehenge of Wales is one of the grandest neolithic dolmens still in existence.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

At the United Kingdom's only residential library you can sleep among the books.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

A Roman spa buried deep beneath the City of London.

This secluded walkway overlooks a magnificently wild London green space.

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.

A little slice of Japan and its aesthetics in London's Holland Park.

This 1920s Dutch barge is now a floating bookstore.

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

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

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

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