Church of San Miguel de Aín Monument · Aín, La Plana Baixa, Castellón Parish church of San Miguel, in Aín (Castellón), in the comarca of Plana Baixa. Built in the 18th century, it has a single nave with Corinthian-style columns and a tower of ashlar masonry. Among its heritage, a 19th-century canvas of San Ambrosio stands out, preserved inside. Photo: Juan Emilio Prades Bel (CC BY-SA 4.0) What to see and do in Aín