Festivities of Culla Activity · Culla, L'Alt Maestrat, Castellón Culla celebrates its patronal festival in mid-August (15, 16 and 17), in honour of the Assumption of the Virgin, San Roque and El Salvador; it also celebrates San Miguel on the last weekend of September and San Pedro Mártir and San Antonio Abad on the last full weekend of April. Photo: Wikimedia Commons (CC BY-SA 3.0) What to see and do in Culla