The seventy percent protected Nature · Estepa de San Juan, Almarza, Soria Image of Estepa de San Juan, not of the place itself. The 729 hectares of the Oncala-Valtajeros site included in the municipal district amount to 70% of the municipality, with vegetation of holly, oak, mallow and thyme at 1,254 metres above sea level. Photo: Diego Delso (CC BY-SA 4.0) What to see and do in Estepa de San Juan