Get tickets to see a game at PalaSesto. If there's nothing happening while you're in town, you might like to check if they offer a guided tour of the grounds.
There's an entrance charge for PalaSesto. Check if you can pre-purchase your tickets online to save time, because there's a lot more to see around the commercial neighborhood of Rondinella - Baraggia - Restellone. Cathedral of Milan, Piazza del Duomo and Galleria Vittorio Emanuele II are near the sporting facility and also a hit with travelers.