The designer of this railway tunnel added a birthday present for himself.

The world's first military tank was designed in this English city amid the stalemate of WWI trench warfare.

Local legends say that fairies used to dance in the moonlight here and invite handsome young men into their grottoes.

The UK's largest private house was the subject of a long-lasting political dispute.

The ancestral home of beloved English poet Lord Byron has a bizarre history.

The alleged birthplace of Lady Jane Grey, who was executed at age 16 for claiming the throne of England.

A blunder resulted in these charming stone-lined streams becoming the target of a Nazi bombing.

The nearly 200-year-old folly has a secret spiral staircase hidden in one of its pillars.

The "Heroine of Dunkirk" rescued over 7,000 Allied troops during the historic World War II evacuation.

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

An English explorer's vast natural history collection has the first realistic dioramas of animals staged in their natural habitats.

Perhaps the only prehistoric monument with its very own public bus stop.

At just 25 inches at its narrowest point, it's one of the tightest streets in the world.

This massive chalk hill carving is one of England's most beloved giant horse geoglyphs.

This strategically placed hill fort has served defensive forces from the Iron Age up until the 20th century.

England's only square-dimension hill horse was built to celebrate Queen Victoria's coronation.

A 4,000-year-old burial site hides behind a roadside Burger King.

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

The world's oldest operational public pier railway has shuttled seagoing commuters from ship to shore since 1909.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

Locals spent years successfully fighting to save this beloved Brutalist behemoth from demolition.

A half-mile-long stretch of medieval forts built after a devastating pirate attack persists amid the modern port city.

A hill carving of the legendary dragon that terrorized the village of Bures in the Middle Ages.

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