Purchase tickets and join the fans at a game at PalaDesio. If there's nothing scheduled while you're in the area, you might like to check if the stadium offers a tour of the grounds.
This sporting facility in Desio is well-liked by fellow travelers, so make a spot for it on your to-do list. Don't think that's all there is to do here, though. There are plenty more spots waiting for you to enjoy after PalaDesio. Autodromo Nazionale Monza, Monza Cathedral, and Monza Circuit are not far away.