A seaside town with no sea in sight.

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

This iconic Peak District ridge was once one of the busiest roads in medieval Britain.

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

A magnificent winding road through a steep valley, with deep natural caverns at the bottom

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 longest and steepest staircase locks in the United Kingdom.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

Hundreds of huge, centuries-old horseshoes adorn the walls of this nontraditional 12th-century castle.

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

The last working windmill in the U.K. that has eight sails.

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

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

A small waterfall tucked away in the forest of Harmby Gill.

A modern English garden of eccentric beasts, follies, and oddities.

This incredible viaduct was part of the Victorian railway boom and helped the Midland Railway navigate tough terrain.

A group of glacial erratic boulders are improbably balanced on white limestone pedestals.

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.

A massive glacial deposit that includes a carved staircase to reach the top.

This amazing trail among the many waterfalls around Ingleton has been enchanting visitors since 1885.

A beautiful medieval bridge allegedly constructed by the Devil.

The abandoned railway bridge stands hidden in the farmland of rural Cumbria.