The Cidacos as it flows through Yanguas Nature · Yanguas, Tierras Altas, Soria Image of Yanguas, not of the place itself. The river runs at 991 metres of altitude among vegetable gardens and poplar groves at the foot of the village; upstream, the surrounding hills preserve beech woods and one of the largest concentrations of yews in the Sistema Ibérico. Photo: David Abián (CC BY-SA 3.0 es) What to see and do in Yanguas