Semi-precious Blue John stones have been mined in this cavern system for centuries.

This chain of artificial lakes was an ideal test ground for the aircraft that would carry the "bouncing bombs" used by the WWII "Dambusters" squad.

The heroic tale of a remarkable pup who refused to leave her master's side, no matter what.

The wreck of a B-29 Superfortress now stands as a memorial left in the moors.

Some of the most enduring novels in English literature were written within the walls of this Georgian-era building.

This strange moor has a song written about it, Bronze Age carvings, and an alien sighting.

Artists have long been drawn to these atmospheric 12th-century ruins.

This device was crucial to the Industrial Revolution development of Leeds.

The name of this suspended sculpture is Latin for "high horse," which is exactly what it is.

The bizarre headgear looks like it was made for a fool, not a king.

One of three sites in England that house the National Collection of Arms and Armour.

A stretch of land where the sour-sweet vegetable is cloaked in darkness and grows so fast you can hear it crack, squeak, and pop.

A unique sculpture park that features the works of several famed artists.

The tallest freestanding structure in the United Kingdom.

Collapsed television tower finds new life as a control tower for boat races.

The longest cutting on the M62 contains some surprises—though it's best to leave the motorway to appreciate them.

The house in the middle of the motorway.

A copy of the brutal decapitation device that predated the French Guillotine by about 200 years.

This centuries-old mansion was the home of the noted 19th-century diarist Anne Lister (aka “Gentleman Jack”).

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

An unsettling sculpture of a boy hanging out in a street in Ghent has been baffling visitors for years.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.