Roman Catholic Diocese of Massa Marittima-Piombino

Massa Marittima Cathedral (Italian: Duomo di Massa Marittima; Cattedrale di San Cerbone) is a Roman Catholic cathedral in Massa Marittima, Tuscany, Italy, dedicated to Saint Cerbonius. Formerly the episcopal seat of the Diocese of Massa Marittima, it is now that of the Diocese of Massa Marittima-Piombino.

Sant'Agostino is a Roman Catholic church located in Massa Marittima, region of Tuscany, Italy. The church has Gothic and Renaissance architecture elements in the apse (1350) and choir (1520) respectively. The church with stone facade was begun in 1299 for the Augustinian order, but the apse was completed by 1350 in a gothic style with tall narrow windows. The interior has a Sant'Guglielmo by Antonio Nasini, an Annunciation (1640) by Jacopo da Empoli and a Madonna, Child, and Saints and Annunciation (1639) by Rutilio Manetti. The church once housed for some years a Maestà by Ambrogio Lorenzetti, originally made for the nearby Oratory of San Pietro all'Orto, and now held in the city gallery.

Massa Marittima (Latin: Massa Veternensis) is a town and comune of the province of Grosseto, southern Tuscany, Italy, 49 km NNW of Grosseto. There are mineral springs, mines of iron, mercury, lignite and copper, with foundries, ironworks and olive-oil mills. In Follonica, on the coast, there are furnaces where the iron ore of Elba is smelted.

Ghirlanda is a village in Tuscany, central Italy, administratively a frazione of the comune of Massa Marittima, province of Grosseto, in the area of the Colline Metallifere. At the time of the 2001 census its population amounted to 173.Ghirlanda is about 48 km from Grosseto and 2 km from Massa Marittima, and it is situated on the northern slopes of the hill of Massa.

Valpiana is a village in Tuscany, central Italy, administratively a frazione of the comune of Massa Marittima, province of Grosseto, in the area of the Colline Metallifere. At the time of the 2001 census its population amounted to 453.Valpiana is about 45 km from Grosseto and 7 km from Massa Marittima.

Niccioleta is a village in Tuscany, central Italy, administratively a frazione of the comune of Massa Marittima, province of Grosseto, in the area of the Colline Metallifere. At the time of the 2001 census its population amounted to 248.Niccioleta is about 54 km from Grosseto and 5 km from Massa Marittima, and it is situated on a hill rich of mines of calamine and pyrite. The town is known for the slaughter of civilians performed by the fascists between 13 and 14 June 1944.

Lago dell'Accesa is a lake at Massa Marittima in the Province of Grosseto, Tuscany, Italy. At an elevation of 157 m, its surface area is 0.14 km².

Montebamboli is a hamlet and località in the comune of Massa Marittima, Tuscany, Italy. The settlement was first mentioned in a parchment from the year 754, and it is located in the hills of what is now the centre of Massa Marittima, within the Parco interprovinciale di Montioni. The hamlet is one of the few still preserved in its original state in the area, containing about twenty farms and a complex centred on the historic Petrocchi farm dating to the early 19th century, which still has its old wine cellar and olive press. There is a church dedicated to St. Francis and St. Louis, dating to the late 18th century. On a hill near the village are the ruins of Tricase Castle, consisting of the perimeter wall and some interior walls. In addition to the cited document dated 754, the castle is mentioned in a document dating from 1316, which lists it as a property of the Sienese noble family of Sergardi.Montebamboli is also known for its high-quality lignite coal, located along the river Riotorto. Lignite was mined in the area by various companies between the discovery of deposits in 1839 and 1921. The extracted lignite was transported to the sea at a place near Torre Mozza (today the village of La Carbonifera), by a dedicated 22 km (14 mi) railway completed in 1849.A number of fossil species have been discovered in the lignite beds around Montebamboli, including the first fossils of the hominid species Oreopithecus bambolii, and the unusual waterfowl species Bambolinetta lignitifila, both of these species named after the settlement.

Prata is a village in Tuscany, central Italy, administratively a frazione of the comune of Massa Marittima, province of Grosseto, in the area of the Colline Metallifere. At the time of the 2001 census its population amounted to 559.Prata is about 48 km from Grosseto and 12 km from Massa Marittima, and it is a small medieval village (12th century) situated on a hill of Colline Metallifere.

Potassa is a village in Tuscany, central Italy, administratively a frazione of the comune of Gavorrano, province of Grosseto. At the time of the 2001 census its population amounted to 160.

Stadio Romeo Malservisi is a multi-use stadium in Gavorrano, Italy. It is currently used mostly for football matches and is the home ground of U.S. Gavorrano. The stadium holds 2,000.

Bagno di Gavorrano is a small town in Tuscany, central Italy, administratively a frazione of the comune of Gavorrano, province of Grosseto. At the time of the 2001 census its population amounted to 3,022.