Palau Güell

Before Gaudí became the architect of endless curves and biomorphic facades, he had to prove himself on a plot barely 18 by 22 metres wide, hemmed in on a narrow street in Barcelona's old quarter. Eusebi Güell, the industrialist who'd become his most important patron, commissioned this townhouse in 1885, and what Gaudí produced there — built and largely finished by 1888 — is where you can watch his signature moves arrive for the first time rather than in mature form: the parabolic arch used structurally rather than decoratively, the sense that Catalan Gothic and Moorish tradition were raw material to be recombined rather than styles to be copied.

The building's centre is a full-height hall that rises through the house and opens to a conical dome pierced with small holes that scatter daylight down through the room like scattered stars — a space that served simultaneously as a reception hall for entertaining Barcelona's elite and, on the floor below, as a private chapel where Mass could be said for the household. That double use, grand and devotional in the same vertical shaft, is a fairly literal expression of how tightly religion and status were wound together for a patron like Güell.

The roof is the part everyone photographs, and for good reason: twenty chimneys, each one sculpted into an individual form and clad in trencadís — broken tile and ceramic shards, including scraps salvaged from the Cartuja de Sevilla pottery works — added in 1895. It's the first time Gaudí used this shattered-mosaic technique, years before it became the visual signature of Park Güell. The building's later history has a genuinely dark chapter: during the Franco dictatorship it was used by the Francoist police as a barracks, and reportedly held prisoners in its basement — a grim use for a house designed around light and ornament, and a fact largely absent from the guidebook version of its story.

Getting there

Located in Ciutat Vella. Josep Tarradellas Barcelona-El Prat Airport (BCN) is about 12 km away.