Trail of los Molinos de Agua de Llucena Nature · Llucena, L'Alcalatén, Castellón Trail known as “the pearl of the mountain” that runs past old water mills, orchards and farmhouses along the Lucena river. Among the mills that dot the district are the Mill of l'Assut, the Mill of Ros and the Mill of Goçalvo, along with watercourses such as the rambla de la Viuda and the ravines of Batlle, Gorgas and Casotes, tributaries of the Lucena river, and the spot known as el Salto del Caballo. Photo: Lothur (CC BY-SA 3.0) What to see and do in Llucena