Church of San Esteban de Maella Monument · Maella, Bajo Aragón-Caspe, Zaragoza The church of San Esteban de Maella, with a classicist façade, stands on the banks of the Matarraña river. It is of Romanesque origin, with a nave with a semicircular apse covered by a pointed ribbed vault on transverse arches, and ends in a bell-gable with three openings. Photo: Fran Ara (CC BY-SA 3.0) What to see and do in Maella