The plain was formed by the gradual retreat of the sea from the Po basin and by the detritus deposited by the rivers. Almost entirely marshland in ancient times, its history is characterised by the hard work of its people to reclaim and reshape the land in order to achieve a better standard of living.
the plain was formed by the gradual retreat of the sea from the po basin and by the detritus deposited by the rivers almost entirely marshland in ancient times its history is characterised by the hard work of its people to reclaim and reshape the land in order to achieve a better standard of living