Left by the Devil, an ancient quarry or just plain old erosion, this enigmatic rock pillar rises 28 feet from the hillside.

The remains of the concrete ship can be seen during low tide.

These 20-foot jaw bones honor a time when the leviathan bones were a sign that whalers survived the hunt.

A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.

A mysterious bridge over a sunken Roman road.

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

The sculpture is made of more than 100,000 knives collected to raise awareness about violence.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.

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

A perilous medieval road leading right into the sea.

This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

Stonehenge has nothing on Castlerigg’s views.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.

The ghosts of Britain's telecommunication past sit rusting away in a small village in England.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

This crumbling folly looks like an enchanted left over from Middle Earth.

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

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

A makeshift shrine to the late rock star is still kept up on the nondescript façade outside 1 Logan Place.

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

A kaleidoscopic warehouse-maze of handmade neon signs.