The Scottish Reformation leader's grave was paved over and is now a parking lot.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

This Roman relic was discovered in Scotland by a mudlarking ferryman.

Poetic, metallic giraffes adorn a square off an Edinburgh thoroughfare.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A small part of the local arts scene, this “little free cinema” is part homage to the past, part interactive experience.

According to the local First Nations folklore, this rock was once a man.

This enormous photomural pays homage to Vancouver's infamous history of public activism.

Step aboard the first ship to circumnavigate North America.

After spending more than a century on the ocean floor, this shipwrecked column is finally resting atop solid ground.

An ideal location for plane spotting in British Columbia.

Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

A controversial blue hoop has been puzzling freeway drivers since 2013.

Decorated by local artists, the city's utility boxes have become three-dimensional canvases.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

This bridge was constructed from the rubble of the infamous Bastille.

A surrealist timepiece by the artist of melting clocks.

This 18th-century sundial was designed to calculate the date of Easter each year.

The history of radiation is on safe display at the foot of a radiation science laboratory.

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

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

The remaining relics of the patroness of Paris lie in a chapel under a striking double spiral staircase.