A fully functional, 200-year-old remnant of the time when Brixton was mostly fields.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Overlooking the seaside town of Margate stands a tribute to an artist's lover.

Europe's "only museum dedicated to the decapod" is full of quirky and absurdist displays, including one featuring the "famous" Giant Crab of Margate.

Grotto replete with mystical designs laid out in glued shell mosaics.

The biggest and deepest Cold War bunker open to the public can be found in southeast England.

Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

A house of bones — but nobody is quite sure to whom they belong.

England's most notorious suicide spot.

Pop culture has helped to keep this iconic British building from being destroyed.

Famously misunderstood wonder of the ancient world

A treasure hunter's tiny bar, harboring celebrities since 1959.

America's most famous piece of self-built architecture.

The legendary building that needed ghostly approval before being built.

At the right time of day, sunlight floods through the roof of this cave and illuminates the small pavilion hidden within.

A two-way chairlift system between Zugliget and the highest point in the city.

This quaint Hungarian railway system is operated exclusively by children between the ages of 10 and 14.

Uh, pardon me, ma'am, but I couldn't help noticing that there's a Columbo statue in the middle of Budapest.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

An oasis of calm amid the chaos of the boardwalk, the museum traces the heritage of this beloved beachside amusement park.

A popular European tradition makes its way to the states on one of America's most famous bridges.