The castle still holds traces of the abandoned Roman fort it was built atop.

Stroll through Welsh history in a village of reconstructed structures.

This former Welsh metal factory is now a lovely abandoned relic but was once one of the industry's world leaders.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

The sign at the garden gate reads: "These Plants Can Kill."

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

A plaque claims this artwork outside a children's hospital was used in the 1998 Quidditch World Cup.

Banksy's image of a naked man dangling from the window of a sex health clinic.

The unusual clock on this 18th-century market building has an extra minute hand for "Bristol time."

There's a labyrinth of manmade tunnels stretching for over an acre beneath Bristol.

England's steepest street has such a drastic incline that locals tie their parked cars to lampposts when it gets icy.

The longest stone bridge in England has an impressive history that dates back over 700 years.

This home of a taxidermy hoarder is among the grandest and most singular of historic English estates.

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.

Seat of the Duke and Duchess of Devonshire for centuries.

A 15th-century former coaching inn forms the implausibly grand entrance to a 1980s shopping mall.

These 90-year-old murals of local kings, Vikings, and outlaws hide in plain sight in a beautifully baroque shopping arcade.

The English Civil War began right here in 1642.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

The undercroft is a spectacular example of medieval Cistercian architecture.

The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

The gigantic skull of a long-extinct species that once roamed the forests of England and Ireland.