Protected area that extends near Vercelli and Novara. Important from the standpoint of geological, archaeological, botanical and wildlife, the park consists of 90% by forests and natural vegetation, which are fully integrated small hamlets and scattered houses with significant historical and architectural values.
To underline the "taragn" rustic thatched with rye, witnesses of an ancient civilization.
The numerous archaeological finds of the park make a point of reference in the palaeontological aspect: its unique geological, in fact, allowed to reconstruct the prehistory of the Piedmont. The park is the center of the national collection of data related to the rare black stork, which nests in his territory since 1994, this is the first documented nesting in Italy.