Some 75% of the area is mountain or hill. During 1867 to 1950 the province received about 68% of the total investments in Piedmont granted by the Italian government for consolidation and reforestation in the hilly areas. A research study speculated that Stura valley, the largest and driest valley in Cuneo, located near French border and 60 kilometers in length was the most expensive restoration sites. Italy's longest lasting and most extensive watershed restoration project was undertaken in Cuneo. Italy's first forestry commission was established by the local government of Cuneo. A forester, Vittorio Perona, became the director of Italy's forestry school in Vallombrosa.