The last surviving roundhouse in the United Kingdom also plays host to a popular annual beer and music festival.

A secret meeting in this small cottage changed the course of British history.

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

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

A seaside town with no sea in sight.

This historic textile mill has been repurposed as a shopping outlet, which houses a textile museum that celebrates its industrial past.

The world's first successful water-powered cotton mill paved the way for the factories of the British Industrial Revolution.

This poignant WWI memorial looks like a lighthouse 100 miles from the sea.

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

This industrial gem was one of the earliest examples of a metal-framed building.

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

This historic abandoned train station looks like a stop for ghost trains.

Preserved baths in a Victorian-era spa town frequented by the most famous people of its day.

This medieval manor house was equipped with secret compartments for hiding priests.

This ruined medieval castle was the scene of Lord Robert Dudley’s seductive reception for Queen Elizabeth I.

A 13th-century fortified manor house that was once sieged during the English Civil War.

This century-old cinema is complete with musical interludes and boasts a rare projection system.

This memorial pays homage to the Royal Air Force squadron that breached two important dams during World War II.

An engraved stone in a village church claims to be the grave of a minuscule folk legend.

The near loss of the stately fireplaces at this medieval castle spawned some of Britain's most crucial historic preservation laws.

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

The oldest of the three remaining bridges in England with buildings on top of them.

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

Legend says this demonic carving inside a medieval cathedral was one of Satan's minions.