It is built along the seashore upon a healthy and fertile tract of land, which forms, as it were, an oasis in a zone of Maremma.
Oats, cultivated in the Roman and Tuscan maremma and in Apulia, are used almost exclusively for horses and cattle.
In the 16th century it was collected in Calabria, and until recently was produced in the Tuscan Maremma, but none is now brought into commerce from Italy, although the name of Tolfa, a town near Civita.
He has left dated notes and drawings made at most of the stations we have named, besides a set of six large-scale maps drawn minutely with his own hand, and including nearly the whole territory of the Maremma, Tuscany and Umbria between the Apennines and the Tyrrhene Sea.
On his father's elevation to the papacy he was made captain-general of the Church, and received the duchy of Castro in the Maremma, besides Frascati, Nepi, Montalto and other fiefs.