South of Oristano and west of the districts last described, and traversed by the railway from Oristano to Cagliari, is the Campidano (often divided in ordinary nomenclature into the Campidano of Oristano and the Campidano of Cagliari), a low plain, the watershed of which, near S.
To the south of Terranova there is no harbour of any importance on the east coast (the Gulf of Orosei being exposed to the E., and shut in by a precipitous coast) until Tortoli is reached, and beyond that to the Capo Carbonara at the south-east extremity, and again along the south coast, there is no harbour before Cagliari, the most important on the island.
This depression runs nearly from north to south, from the Gulf of Asinara to the Gulf of Cagliari.
The island is subject to strong winds, which are especially felt at Cagliari owing to its position at the south-east end of the Campidano, and the autumn rains are sometimes of almost tropical violence.
In the province of Cagliari 2 9.99% of the recruits born in 1862 were under 5 ft.