This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This once-derelict building is now one of the most beautiful bookstores in the world.

Historic beer hall in Bucharest with magnificent stained glass and a lively folk band.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

Romania's triumphal arch looks out over Bucharest.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

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

A lover's walk between hilltop towns, decorated with graffiti love notes.

Five candy-colored villages on the Italian Riviera.

The bomb-ravaged remains of of a colossal Neptune.

See every month of the year personified at this opulent Turinese fountain.

A portrayal of two lamps embraced and in love.

A fake medieval village in the middle of Turin.

This building has a giant piercing through one of its corners.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

A fortified city, home to a remaining population of five families

From buck blood to Theriak miracle tonic, this collection of Renaissance chemist's gear look's like a wizard's pantry.

This modernist tower was saved by a fraternity with a 500-year-old penchant for shooting at wooden parrots.

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.