If museums are on your list of things to see, then you might want to head to Villa Erba, located in the heart of Cernobbio.It's also full of great shops and restaurants, so you can spend the afternoon having a wander. If you want to see more of the museums in Cernobbio, Volta Temple isn't far either.
If you're planning a bit of sightseeing during your trip, head to Villa Bernasconi— just one of the monuments in central Cernobbio. It's also full of great shops and restaurants, so you can spend the afternoon having a wander.