Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

This cluster of little wooden huts once ground local farmers’ wheat into flour during the days of the Austro-Hungarian Empire.

A museum dedicated to the former country.

A futuristic, brutalist masterpiece that is also strangely prison-like.

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

Bridge that died in war and was resurected.

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

Romania's triumphal arch looks out over Bucharest.

Sofia's legislative center is continuously reinventing itself.

A vast Communist-era exhibition space in the Bulgarian capital.

A striking symbol of the Bulgarian capital.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

An homage to the medieval rulers of Bulgaria.

A decaying, yet still functioning, work of communist architecture.

The romance of early commercial flight still fills this Art Deco destination.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

This historic, one-acre island is the only legal place to camp in the city of Richmond.

This labyrinthine resting place of Black American leaders has been reclaimed by nature.

The medieval center of the Islamic world was also once the seat of Saladin's sultanate.

Beirut's thinnest building was the result of feuding brothers.

This bazaar is one of the oldest in the Arabian world.