Spire spires were an astounding architectural innovation, beginning with the early fourteenth-century spire at Freiburg Minster, in which the pierced stonework was held together by iron cramps. The openwork spire, according to Robert Bork, represents a "radical but logical extension of the Gothic tendency towards skeletal structure." The organic skeleton of Antoni Gaudi's phenomenal spires at the Sagrada Família in Barcelona represent an outgrowth of this Gothic tendency. Designed and begun by Gaudi in 1884, they were not completed until the 20th century. In England, "spire" immediately brings to mind Salisbury Cathedral. Its 403-foot (123-m) spire, built between 1320 and 1380,
Rouen Cathedral wood-work of the choir burnt in 1727 and the bell broke in 1786. In the late 18th century after the French Revolution, the state (government) nationalised the building and sold some of its furniture and statues to make money and the chapel fences were melted down to make guns to support the wars of the French Republic. The Renaissance spire was destroyed by lightning in 1822. A new one was rebuilt in Neo-Gothic style, but of cast iron instead of wood. The cathedral was named the tallest building (the lantern tower with the cast iron spire of the 19th century)