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Architects: Sauerbruch Hutton
- Area: 20260 m²
- Year: 2026
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Professionals: ATM Herbert Marks GmbH, GET Solutions, HHP, SINAI


It is afternoon in the summer, and the nave of the Sagrada Família is saturated with warm colors. Shafts of amber and crimson sweep across the stone floor, shift as a cloud passes over Barcelona, then deepen again. Around you, visitors slow without quite realizing it. Some raise their phones — not to capture the architecture, but to step into the light itself, positioning themselves in a pool of orange or gold as if the colours were something you could wear.
They are, without knowing it, doing exactly what Gaudí intended: surrendering, however briefly, to the sensation of being bathed in something larger than themselves.







When we think of façades, we rarely think of them as habitats. We see them as the elements that separate interior from exterior, regulate temperature, reduce noise, and protect buildings from external conditions. They give architecture its visual language, but they are also expected to keep the outside world at a distance. In doing so, façades have often been understood as barriers: surfaces that define where human comfort begins and where the environment is meant to remain outside.
But the outside of a building is never empty. For centuries, architecture has unintentionally created opportunities for other forms of life. Birds nested beneath roof tiles, insects occupied cracks in masonry walls, and mosses or plants took root along ledges, gutters, and rough stone surfaces. These conditions were rarely designed with other species in mind, but they created small opportunities for life to inhabit them.




