A place in Italy, Arenzano is an interesting place to visit, given its unique culture, history and character. The nearest major city to Arenzano is Milan. Take a short trip from Arenzano and set some time aside to explore the Milan. Dotted with places like Sforza Castle, Museum Of La Scala, Milan Cathedral Or The Duomo; it will definitely be a good idea. Most online packages to this city are of 1-2 days.
Don't just take a trip, let the trip take you! Have a enjoyable time at Arenzano.