A small plaque highlights the damage caused by German air raids during World War II.

These engineering masterpieces are a dominant feature of the Belfast skyline.

One of the largest lenses of its kind ever created, this former ship beacon has been brought down to Earth.

A museum marks and documents the site of the Titanic's launch.

A series of stained glass artworks that depict images of the hit TV show.

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

Belfast's namesake river still winds below the city center, hidden from sight.

This massive monument has been telling the time for 150 years—at a slight angle.

Robotic car thieves, freakish animals and huge neon floats in Northern Ireland's capital.

The last Victorian market in Belfast.

The statue honors a beloved bird that once roamed St. George's Market.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

This Victorian-era public house has set the standard for pub-style elegance for over a hundred years.

It was once nicknamed "the most bombed hotel in Europe."

Originally commissioned as a sculpture to reflect the history of Belfast's red-light district, the final sculpture has been banned from Belfast public land.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.

This building features dozens of faces along its facade, although one is a bit chilling.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

The remains of an ancient Roman city are hidden underneath Bologna's beautiful public library.

A large statue of Pope Gregory XIII in Bologna was disguised as Saint Petronius to avoid destruction.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.