This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

Abandoned ship reimagined as a street art canvas.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

This tidal island, a sacred site in early English Christianity, was the target of a notable Viking invasion.

These upturned herring boats make nifty storage sheds for fishing goods.

The sanctuary seems to either float atop the water or sink into the dirt, depending on the water level.

This 20-foot mountain is made up of some 15,000 mannequins—if you visit, you can even take a piece home with you.

The charming collection illustrates life in Lincolnshire in the 18th through 20th centuries.

Modern commuters still pass through this 2,000-year-old Roman archway.

Remains of a keep that was built shortly after the Norman conquest of England.

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.

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

The world's first purpose-built motor racetrack was destroyed by the outbreak of two world wars.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

These carved, weathered stones once gave mail carriers and pub goers a leg up.

Legend says this rock was once a chopping block for public executions.

Largest lake in Great Britain measured by surface area.

One of Scotland's most important modern structures, it just made the '100 Most Endangered Sites' list.

The heads of two giant mythological water horses honor Scotland's horselord past.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

Legend says squeezing into this slender stone seat will make your wish come true.

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