Parks and nature reserves Oasi Parco Naturale Diecimare At its origins, the park belonged to the Monastery of SS. Trinity of Cava de' Tirreni thanks to the donation of Prince Gisulf II. The Park is composed of a deciduous forest. In the Piana di Diecimare it is possible to visit a centuries-old fruit chestnut grove. The Oasis also has protected species. The park covers about 444 hectares and is managed by WWF Italy. The protected area offers a hilly and mountainous environment covered by woods that present a relaxing landscape for anyone.