Islamic traces in the village Curiosity · Serón de Nágima, Las Vicarías, Soria Image of Serón de Nágima, not of the place itself. The parish church was raised over a mosque and the castle was built in rammed earth following Islamic techniques: two traces from the eighth to the twelfth centuries that explain the layout of the village and its earthen architecture. Photo: Dgarcia29 (CC BY-SA 3.0) What to see and do in Serón de Nágima