A haunted slate mine turned concert hall and a hidden fairy garden.

One of the most studied Iron Age settlements in Europe.

A collection of windows created by two of the foremost leaders in the British Arts and Crafts Movement.

This ancient causeway can flood daily, leaving Mersea Island as a true island for hours at a time, and cutting its 7,000 residents off from the mainland.

Montmartre's sole surviving windmill became an iconic landmark for 19th-century painters, artists, and bohemians.

This gravestone tells the tragic tale of its occupant's death.

Over 70 independent businesses have set up shop in this former Victorian department store.

The last remains of a long-demolished estate.

This renovated Art Nouveau bathroom from 1905 is worth the price of admission.

Marie Antoinette and Napoleon Bonaparte were fans of this 200-year-old French chocolatier.

Nature took her revenge on the "Wickedest City in the World."

A melancholy jester sits on the grave of a famous 20th-century ballet dancer and choreographer.

Saintly bones pressed into a wax effigy of a Catholic superstar.

This little-known relic crypt holds stolen parts of a Roman Empress.

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

A grand Wetherspoon pub set in a former opera house dating back to 1902.

It holds a fabulously designed tribute to astronomer Edmond Halley.

This massive metal scallop is a tribute to an English composer who once walked across this beach.

The world's smallest Austen museum is inside an unassuming phone booth.

The grounds of this Catholic boarding school are said to have inspired Arthur Conan Doyle and J.R.R. Tolkien.

A plaque marks the humble origins of an artistic muse who embodied the ideals of Pre-Raphaelite beauty.

The ruins of a 17th-century lodge on a grand estate are being slowly restored to their former glory.

This museum honors the young maritime hero who became an unexpected Victorian-era celebrity.