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managed by the Municipale Administrations of Grosseto and Livorno. Park status from 1998. The park extends over 7000 hectares and rises to 300m at Poggio al Checco, its highest point. The territory has a large artistic and culture heritage, from ancient archeological finds to Etruscan and Roman remains which have been found under medieval constructions such as the Pievaccia, the ruins of Montioni Vecchio Castle and Montioni Thermal Baths.