The oldest church in Mantua was buried for centuries under the facades of other structures.

It took more than 300 years to build this church, which is home to two sacred vessels believed to hold the blood of Christ.

Canada's largest dinosaur skeleton was hidden away in storage for more than 40 years.

A brutalist gem towering over the heart of Milan.

This hydrochronometer was invented by a Dominican monk and is a prime feature in this garden.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

Time has been frozen at this station since the bombing in 1980—or so it was believed.

Destroyed numerous times, this centuries-old bridge has always been rebuilt with its original design.

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

A Milanese café entirely designed by the American director Wes Anderson.

Something's missing between the arcades of the Palazzo della Ragione in "the city of the three withouts."

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

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

Its collection includes a broad array of social, geographic, graphic design, and political history.

The enigmatic sculpture hides above an escalator in a Milan metro station.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

This emotive sculpture was originally created for the 1878 World's Fair.

The commemorative stone column conceals a secret laboratory.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

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

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

A mysterious shape catches the eye in this 16th-century painting.