The large territory of the Maremma is located between Lazio and Tuscany and is divided between the Maremma Grossetana, included in the district of Grosseto, Maremma Pisana (or Livornese, Alta Maremma) included in the districts of Livorno and Pisa, and the Maremma Laziale, included in the districts of Viterbo and Rome.
The town of Grosseto, still retains its medieval walls. Part of the municipal area is inserted in the Maremma Natural Park at the mouth of the river Ombrone, in the Tuscan Archipelago National Park (with the Ants of Grosseto) and in the Sanctuary for the marine mammals.
Among the many interesting buildings in Grosseto, in Piazza Dante you can see the Palazzo Aldobrandeschi, dating back to the beginning of the 900, built in the Gothic Revival style and headquarter of the District. The Cathedral of Grosseto, or Cathedral of San Lorenzo, dates back to the fourteenth century with the Romanesque facade. It houses many works of art including stained glass windows with images of saints and apostles. Other works can be seen in the Museum of Sacred Art of the Diocese of Grosseto.
Among the centers included in the Maremma, Follonica is located on the gulf overlooking the Tyrrhenian Sea. Near Follonica you can see the ruins of the Castle of the Valley, the oldest village since the ninth century, the structure was rebuilt in part during the Middle Ages. In the old town center there there is the Church of San Leopoldo, dating back to 1838, built in neoclassical style, in particular the details and decorations in iron, as well as marble and iron statues of the Madonna.