The marshes have been drained, and a pumping station erected near Castel Fusano.
The plain on the right of the marshes was prepared with pits and spikes.
In 1849 Garibaldi's wife Anita, who had accompanied him on his retreat from Rome, succumbed to fatigue in the marshes near Ravenna.
Drainage finding no outlet through the thick clay, the soil of the forest region is often hidden beneath extensive marshes, and the forests themselves are often mere thickets choking marshy ground; large tracts of sand appear in the W., and the admixture of boulders with the clay in the N.W.