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

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

This prison on the Maltese island of Gozo is almost 500 years old, and they have the graffiti to prove it.

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

All that remains of the fishing-vessel-turned-warship is its weathered hull.

A hugely vast Irish landscape of barren rock that stretches for miles.

The tallest freestanding structure in the United Kingdom.

Northern Ireland's Brobdingnagian stepping stones.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

A museum in England’s Lake District dedicated to the trusty pencil wants you to know the story of their World War II spy pencils.

These abandoned coal mine towers near Sherwood Forest might soon boast the U.K.’s longest zip-line.

The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.

An Anglo-Saxon cross inscribed with possibly the oldest written work of English literature.

“It has nae lugs!”

An optical Illusion once believed to be an electrical phenomenon.

The heads of two giant mythological water horses honor Scotland's horselord past.

A locomotive made from 185,000 bricks celebrates the town's pioneering railway history.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

The breadfruit-adorned final resting place of the infamous Captain of the HMS Bounty.

The view that inspired the scenes of Dracula's first landing in England.

These 20-foot jaw bones honor a time when the leviathan bones were a sign that whalers survived the hunt.

Locals call it the "Give Peas a Chance" bridge because of its distinct graffiti.

Furniture tries to escape an abandoned building in San Francisco.

This stunning concert hall has become a symbol of Iceland's national recovery.