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

The broken skateboards that became a poignant memorial to a murdered skater.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The last four extravagant street signs of London's historic banking street.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

The bronze uniforms commemorate the vital role of women during World War II.

A 1950s beatnik coffee house, turned 60s counterculture hotspot, turned modern music venue.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

"Purveyors of traditional sweets and vintage treats."

Ship-sized kinetic sculptural fantasy.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

Perhaps the only prehistoric monument with its very own public bus stop.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A contemporary art installation housed within a Gothic cathedral.

This historic electric train has operated with regularity since the early 1900s.

This spectacular bridge is part of an abandoned train line that once connected Mallorcan capital to the southeastern coast.

The celebrated eyesore created by starry-eyed sweethearts.

During the summer months, giant teddy bears take over Paris near Les Gobelins metro station.

The video game-themed street art first popped up in the French city.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Paris' linguistic guide to the international language of, yes, love.