A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

Head underground and take a tour of the city's working sewer system, and see the underground river Senne, which defined Brussels for centuries before being covered in the 19th century.

This modern arts center is built around a gem of late-Baroque architecture.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

Meet the bronze beloved pet to a family of famous peeing statues.

Theme park featuring miniature replicas of European monuments.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Climb inside an iron crystal magnified 165 billion times its normal size.

The largest coin pyramid in the world is a carefully balanced stack of over 1,000,000 pieces.

An abandoned masterpiece of Soviet Brutalist architecture.

A British Commonwealth cemetery in the heart of Milan, with 421 allied soldiers died during World War II.

This small Milan street is filled with colorful homes and a rich history.

See what remains of a once grand ancient Roman circus.

Invented in the mid-19th century, this machine could send copied images via telegraph lines.

This camera store in Milan holds one of Europe’s largest collections of luxury-antique cameras.

In the 1940s, Italian architect Mario Cavallè built a dozen of these round homes in northern Milan.

A larger-than-life house of cards stands outside the house of a former fashion designer.

Remnants of cone-shaped fascist bomb shelters in Milan.

A brutalist gem towering over the heart of Milan.

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

An exclusive waiting room built for the royal family in the 1920s is hidden in Milan’s central station.

The mark of the Devil's horns on a marble column in Milan.

Vast network of air raid tunnels beneath Lombardy's capital.