A map of Roman Italy, or Italia in 7 BC, when, according to Pliny the Elder, Augustus Caesar divided Italia into eleven regions (regiones), Latium et Campania (I), Apulia et Calabria (II), Lucania et Brutii (III), Samnium (IV), Picenum (V), Umbria et Ager Gallicus (VI), Etruria (VII), Aemilia (VIII), Liguria (IX), Venetia et Histria (X), and Transpadana (XI). The map shows important cities of the time, major rivers, and terrain.