Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

It's good luck to be mocked by this monkey.

A small museum dedicated to the history and design of German packaging.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

This magnificently macabre shield shows the power of chivalrous love in medieval times.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

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

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

An incarceration museum on the spot of possibly the oldest prison in England.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

The bronze uniforms commemorate the vital role of women during World War II.

A mysterious shape catches the eye in this 16th-century painting.

The medieval woodcut-style artwork chronicles life in medieval London.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

This bewitching Babylonian goddess haunts a hallway of the British Museum.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

A naturally mummified 2,000-year-old man.

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

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

A restaurant and observation deck built in a unique broadcasting antenna.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A Jenga-style cylindrical tower of books that appears to go on forever.