Idroscalo Zone - Idroscalo is often called the Sea of Milan, and is actually an artificial lake that is used many times for recreation and sports preparations during the day while at night it becomes a popular zone for crazy fun, especially during the summer, where there are numerous bars and pubs with dances. podiums in the open air and characterized by great music. This is also the place where open-air concerts are held, including the "Gods of Metal" (the largest Italian metal music festival held every year since 1997).