This old village lock-up is known as the "round house," but it is actually octagonal.

The storied English village that pretended to be insane inspired NYC's nickname and the fictional namesake in the DC Comics universe.

The longest and steepest staircase locks in the United Kingdom.

This bare, bronze lad in a lone sock sits in the middle of Loughborough’s town center.

The site of the most dived wreck in the UK.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

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

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

A kaleidoscopic warehouse-maze of handmade neon signs.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A well preserved remnant of the English Civil War.

This lonely metal cross may hint at the true location of a medieval showdown between Christian and Pagan kingdoms.

English Protestants once criticized this enormous private chapel for being too ornate.

In this medieval fish bowl, the carp weren't pets.

This muddy wooded valley and the ancient structures it hides are said to be the favored haunt of the legendary Friar Tuck.

One of the earliest large-scale "hyper" roofs in the U.K. is now a derelict roadside attraction.

These bleak 800-year-old ruins were once the royal residence of choice for hunting in Sherwood Forest.

An enigmatic natural rock formation with a manmade passage cut through the center.

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

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

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

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

There's a strange stone hoodoo towering atop a wooded hillside and no one is quite sure how it got there.

This 2,000-year-old tree inspired the nursery rhyme "Rock-a-bye Baby."