Hidden in plain sight, this creepy sculpture watches from above.

A secret door leads to this cozy dive that sells only “milk.”

This 2,000-year-old tree inspired the nursery rhyme "Rock-a-bye Baby."

A mysterious crater-like pond has a spooky tendency to empty and fill with complete disregard to rainfall patterns.

Ancient human remains unearthed around the iconic monument.

This giant wooden treehouse within a sprawling garden has its own eatery.

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

The oldest residential street in Europe also features an optical illusion.

A headstone notes where the most famous of Robin Hood's legendary Merry Men is reportedly buried.

The world's smallest movie theater runs on solar power—an attraction in itself.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

The world's oldest model village.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

The pretty iron lamp is a reminder of the architecture underneath London's streets.

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

This Shetland Islands bus shelter may be small, but it squeezes in a couch, a desk, some art, and even an old telly.

The storied English village that pretended to be insane inspired NYC's nickname and the fictional namesake in the DC Comics universe.

An architectural oddity hides in plain sight on this iconic London bridge.

A historic hill of tall tales, with one rather special tree.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

This witch statue remembers a time in England's history when fear trumped truth.

This Cheshire museum has cuckoo clocks, a rare pipe organ and vintage motorbikes. But mostly cuckoo clocks.

Decrepit Victorian public lift is a white-knuckle ride.

Residential building on the Regents Canal is a breeding ground for creativity and innovation.