Puzzles within puzzles hide a golden treasure in this hedge maze.

A library where thousands of books explain how to avoid another Great Recession.

Human-made caves excavated to hide a secret society of wealthy pagans.

This historic pub has maintained much of its 1906 decor, including a small sequestered room for women, where orders were slipped through a tiny window.

Cliffs full of fossils at the portal to England's Jurassic Coast.

One of Europe's oldest libraries.

An eccentric 18th century naval officer built a ship's quarterdeck on his roof, the inspiration for Mary Poppins's "Admiral Boom."

The townhouse where the English poet created some of his most influential work has been preserved in tribute.

A museum wholly devoted to juvenescence.

These lovely Turkish-styled baths were brought back to life after winning a reality show competition.

A fernery hidden by neglect is uncovered, and an ancient specimen along with it.

Ship-sized kinetic sculptural fantasy.

This tiny island featuring 9th-century Viking ruins is only accessible at low tide.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Installed at a chaotic intersection, this gave London traffic cops a place to hang their heavy woolen coats.

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

The oldest continual pilgrimage site in Britain was supposedly created by a gruesome beheading.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

A friendly pub with a sordid past in cock fighting.

This enchanting hill is home to fairy lore and a sinister local mystery.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

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