The Cigudosa-San Felices protected area Nature · Cigudosa, Tierras Altas, Soria This site of Community importance occupies 1,109 hectares of the municipality, somewhat more than half its surface, and protects the stretch in which the Alhama cuts limestone cliffs between Soria and La Rioja. Photo: Rocio Hernandez Sanz (CC BY-SA 4.0) What to see and do in Cigudosa