The majority of the museum's large collection is held in a storage space open to the public a few times a year.

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.

Cliffs full of fossils at the portal to England's Jurassic Coast.

More than a million titles fill the labyrinthine shelves of this prestigious private library.

A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

A perilous medieval road leading right into the sea.

A century-old tradition has culminated in a small but singular collection of feline effigies.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

On this wooded path, a stained-glass window creates a spellbinding forest cathedral.

No one knows who created the statues or if they are arranged properly—let alone the artwork's real name.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

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

The sculpture is made of more than 100,000 knives collected to raise awareness about violence.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

Stonehenge has nothing on Castlerigg’s views.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

Follow the original medieval paths that wind through this intriguing section of the city.

England's most notorious suicide spot.

This crumbling folly looks like an enchanted left over from Middle Earth.

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

A 200-year-old prison that now houses a peculiar crime museum.