This Norman castle has been the scene of assassination plots, religious persecution, and Nazi conspiracies throughout its long history.

An ornate aviary built during the Victorian trend of collecting exotic birds.

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

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

This historic factory peddles classic toys from the picturesque English county of Devon.

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

An Iron Age hillfort rooted in Arthurian legend was made famous by musician Peter Gabriel.

The wreck of a B-29 Superfortress now stands as a memorial left in the moors.

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

This historic Benedictine monastery brews a booze so toxic that it has often been blamed almost singularly for Scottish hooliganism.

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

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.

A 600-year-old mini shrine guarded by a sword-wielding knight hides in a crumbling cliff face.

Instead of numerals, the unusual clock face spells out a memorial to a lost loved one.

This ruined 15th-century hermitage is steeped in myth and mystery.

A holy well supposedly infused with a saint's spirit flows within this quaint chapel.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

This aging storage facility is the world's largest brick warehouse.

The first privately owned air raid shelter in Britain, built after a horrifying night of Zeppelin bombings.

Britain's answer to the NSA is based out of this deliciously-named circular headquarters.

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

A familiar otherworldly creature guards this 12th-century Scottish abbey.

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