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

Legend says these rocks used to be hunting dogs, a story that may have inspired Sherlock Holmes' most famous case.

This mysterious hilltop collection of Druid carvings isn't quite what it seems.

One of England's most famous churches hides a pair of little known architectural treasures.

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

A village on the east coast of England that has almost completely eroded into the North Sea.

An 18th century monument regularly tagged with unsettling graffiti referencing a 1940s unsolved murder.

A mysterious bridge over a sunken Roman road.

This small collection of rare books was uniquely locked up for safe keeping.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

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

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

A house of bones — but nobody is quite sure to whom they belong.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

Museum about life, death, and cannibalism in the Stone Age.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

A relic of Victorian grandeur hides beneath a busy South London road.

The world's largest collection of witchcraft regalia.

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

A recreation of a sign that Charles Dickens used to see on his walk home.

Before becoming a poet John Keats studied here to become a surgeon.