Windmill at Orbetello. The town is located in the Grosseto Tuscany province of Italy. From 1927 to 1933 Italo Balboââ¬â¢s ââ¬Åair cruisesââ¬Â started from the nearby lagoon. During World War II, in 1943, the German Air Force used the lagoon as a base for its float planes.