A behind-the-scenes look at the construction of the upper arm of the iconic Sagrada Família for National Geographic España.

This making-of documentary follows the engineering, craftsmanship, and precision involved in bringing one of the basilica’s most ambitious structural elements to life. From digital design and stone carving to assembly at breathtaking heights, the film captures the fusion of tradition and innovation behind the ongoing construction of Antoni Gaudí’s masterpiece.

Created for Nat Geo Spain, the project reveals the human effort, technical challenges, and artistic vision that continue to shape one of the world’s most extraordinary architectural landmarks.