The Iberian Trail of Soria through the Valley Activity · El Royo, El Valle y La Vega Cintora, Soria Image of El Royo, not of the place itself. The GR-86 crosses the municipality linking the Duero meadowland with the foothills of Cebollera; it is the long route that allows the whole north of the province to be walked along drove roads and forest tracks. Photo: David Perez (CC BY 3.0) What to see and do in El Royo