The oldest library in Scotland was built from the remains of a church to hold a churchman's library.

An enigmatic natural rock formation with a manmade passage cut through the center.

This beautiful "lagoon" is actually a toxic soup filled with cars, carcasses, and trash. When warnings couldn't stop people from going for a dip, the town dyed it black.

This haunting stone chasm is a hotbed of mossy rock and English legend.

This tiny little pool is said to be home to a malicious mermaid named Jenny Greenteeth.

The view from this giant Stone Age toad is unexpectedly beautiful.

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

A brick foundation and piles of listing building materials are all that remains of this World War II POW camp.

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 collapse of the brand-new dam caused one of the worst floods in British history.