The founding of the Portaceli charterhouse Historical milestone · Serra, El Camp de Túria, Valencia Image of Serra, not of the place itself. Bishop Andreu d'Albalat founded in 1272 in the valley of Lullén a charterhouse that became one of the most important in Spain and that received kings and papal envoys over the centuries. 5 de septiembre de 1272 Photo: Pacopac (CC BY-SA 4.0) What to see and do in Serra