Stepping inside Casa Milà—better known as La Pedrera (The Stone Quarry)—feels like leaving the straight lines and sharp corners of traditional architecture behind. Gaudí famously said that nature doesn’t do straight lines, and that idea really comes through when you look up from the middle of its central courtyard. This wide-angle view really shows off the flowing, organic rhythm of the interior façade. The stacked windows and painted plaster walls seem to swirl upward like the inside of a giant fossilised seashell. From the darker, cave-like lower levels, your eye is naturally pulled up toward the bright oval of Mediterranean sky above, which almost feels like a blue ceiling hanging over Gaudí’s stone canopy.The warm golden light across the upper levels contrasts beautifully with the darker, textured columns below. It gives the whole space a real sense of depth, turning what is basically a ventilation shaft into something sculptural and unexpectedly dramatic. For me, this image really gets to the heart of Modernisme—architecture that feels less built and more grown.