Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

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

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

Museum preserving torture methods from the past.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.