Parks and nature reserves Riviera di Ulisse The regional park of the Simbruini Mountains is bordered to the west and northwest by the Aniene Valley, to the southwest by that of the Sacco, to the east by the border of Abruzzo (Simbruini d'Abruzzo Mountains and Carseolani Mountains), south- east from the Ernici mountains. It covers about 30,000 hectares and for its vastness it represents the largest protected area in Lazio.
Parks and nature reserves Parco Naturale Monte Orlando The Monte Orlando Park has an extension of 89 hectares of which 59 of land area and 30 of marine area. Inserted within the territory of Gaeta, the Park represents the terminal part of the Aurunci mountain system.