It is above all from the edge of Sasso Simoncello plateau that you can observe the Turkey oak woodland of Sassi Simone e Simoncello, a small jewel of the Park extending itself from the foot of the two Sassi to Cantoniera Pass in Carpegna, developing from the 950 to the 1,150m of altitude.
It is a mesophile mixed Turkey oak woodland consisting of old coppice trees.