Macabre astrological automaton clock dating to the late 1400s.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

Two stunning 17th-century libraries and a cabinet of curiosities.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

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

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

This lurid German fountain plots the sad course of marriage from dating to death.

This historic toy museum brings a little whimsy to a city not usually remembered for such things.

A meteorite-bounded town in Bavaria.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

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

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

A six-ton wedding present for the King of the Scots.

The final resting place of soldiers' loyal canine companions.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

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

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

On a wall in linear London, a plaque hangs at the high water mark of one of the worst floods in fictional Kcymaerxthaereal times.