Casa Cayitas Monument · Alcantarilla, Huerta de Murcia, Murcia An 18th-century palace that once housed a tribunal of the Inquisition and is today the seat of the municipal library of Alcantarilla, declared a Monumento Histórico-Artístico Nacional (Spain's heritage designation in force between 1931 and 1985) in 1982. Photo: Zarateman (CC0) What to see and do in Alcantarilla