The mines of Sierra Menera Historical milestone · Setiles, Señorío de Molina, Guadalajara Image of Setiles, not of the place itself. The Basque businessmen Eduardo Aznar and Ramón de la Sota founded in 1903 the Compañía Minera de Sierra Menera, with 1,400 hectares of open-cast iron. The ore went out by rail towards Sagunto and the working was closed in 1990. 1903-1990 Photo: Xavigivax (CC BY-SA 3.0) What to see and do in Setiles