VerduraVerdura is a river of southern Sicily, located between Sciacca and Ribera. The river's source is in Lake Favara. It flows into the sea about 2.4 km south-southeast of Torre Verdura, via Sicily Channel,CourseThe upper reaches are known as the Sosio, becoming the Verdura after it is joined by the Lisandro. It is long, with a catchment area of. There are two hydroelectric dams, at Cristia and Favara. The fertile valley produces navel oranges, almonds, wine and olive oil.