This Tudor-era castle was once part of King Henry VIII's plan to protect England from invasion.

These 1,500-year-old remains were found in a mysterious Anglo-Saxon mass grave.

A beautiful Kentish country intersection hosts a tasty little photo spot.

Set amid the remains of a secret WWII airfield, this barn was preserved as a memorial to Allied agents who parachuted into Europe.

A historic house devoted to the teachings of a 1700's prophetess and her mysterious box of revelations.

This World War II airfield is the last place the bandleader performed before he disappeared.

The site of the most dived wreck in the UK.

The beautiful non-repeating pattern honors the Oxford professor who discovered it.

This battery powered bell has been ringing since 1840 and is one of the worlds longest running science experiments.

The centuries-old obelisk may have inspired J. R. R. Tolkien.

A 26-foot shark sculpture—a statement about bombs—set off a municipal battle royale.

Museum celebrating the history of computers, especially their role in codebreaking.

The longest and steepest staircase locks in the United Kingdom.

A reportedly haunted 14th century church is curiously facing the “wrong direction.”

The intended purpose of this unfinished Elizabethan building remains a mystery.

This suburban British town holds secrets that would have made the druids proud.

A 19th century grave house with a unique message formed by the stone supports to the railing around the walls.

The world’s first dedicated cloud observation platform.

The wreckage of an old coastal trading vessel is only visible at low tide.

A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.

Inside this chapel, Victorian jailers took the separate system to new levels.

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

England’s ancient oak tree has such an impressive girth, people have been hosting parties within the hollow trunk for centuries.

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