Castillo de San Romualdo
San Fernando, Spain
Castillo de San Romualdo is a castle located in San Fernando in the Province of Cádiz, Andalusia, Spain. Built in the Mudéjar style, it was first mentioned in 1268. It is a protected monument on the Bien de Interés Cultural register.
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).