The oldest operating pharmacy in the world features 800-year-old recipes.

The mummified relic of St. Antoninus.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The only museum with its curator—and her pets—buried inside.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Go inside to really appreciate this 500-year-old technological masterpiece.

The middle finger of modernity.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

Thrilling and delicious complement to any dining experience.

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

London's smallest police station is barely the size of a phone booth.

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

The Tudor-style cottage in the middle of the square is not quite what it seems.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

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

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

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

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

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

An architectural oddity hides in plain sight on this iconic London bridge.

This historical Netherlands fortress still bears the marks of its single siege.

Incredible labyrinth of man made caves.