Armillary sphere in corten steel with a diameter of 2.5 meters. Designed specifically for the geographical coordinates of the place where it was installed. The circles that make up the were obtained with numerical control machines by cutting corten steel plates of considerable thickness. The armillary sphere, which has always been a symbol of knowledge and prestige, as well as indicating the true solar time, with its circles shows the meridians and parallels of the celestial sphere, as it has always been seen and studied.