Rock-cut chamber at top of an outcroup, reached by a mountain stairway of forty steps.

Splashes of blue in an otherwise monotonous lunar landscape.

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

Centuries of human activity have forged an eerie landscape of ruins and craters on an exposed and windswept hilltop.

This grassy, tree-lined hill shares a name with the much-loved novel that it inspired.

A rotting air force base is now home to rare birds and scarce plants.

The longest canal aqueduct in England was built without a plan to get water past the moving boats.

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

The spot where three Protestant clergymen were burned at the stake during the reign of "Bloody Mary."

The shop where the girl who inspired the beloved character once bought sweets is now a book-themed commercial curiosity.

The medieval legend behind this holy well was one of the inspirations behind "Alice's Adventures in Wonderland."

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

This trio of neolithic stone monuments are fabled to be a king and his knights that were petrified by a witch.

A majestic mansion designed in Mughalai style, complete with a turquoise onion dome.

A miniature village mimics the surrounding buildings so well it includes itself.

There are hundreds of secret WWII bases hidden in British forests. Built to fight a Nazi invasion, they remained unknown for decades.

Soldiers carved these regimental badges into the chalk hills in remembrance of those who died in World War I.

Deep in the countryside lie the remains of one of the grandest Roman dwellings in Britain.

The enormous earthwork sculpture honors the ponies that lived and worked in the old colliery.

This massive chalk hill carving is one of England's most beloved giant horse geoglyphs.

Asthmatic Charles Hyett's son built a fantastical garden for his father to convalesce in, alas it was too late.

A giant white horse drawn on an English hillside may not have been intended to be a horse at all.

The only medieval bridge in Britain with its defensive tower still in tact.

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