From TripAdvisor: "We stayed in the old city and so glad we did. Vasto has a number of piazzas that flow into one another. At night these piazzas come alive, full of people walking, playing, eating or just taking in the fabulous ambience. We loved it!"
There are various tour agencies offering different tours in Abruzzo. We have obtained some info from a few (Absolutely Abruzzo, Italian Provincial Tours (linked here), Abruzzo Presto) if you are interested, reach out to us and we will send you sample itineraries. Some activities include truffle hunt, winery visit, historic sights, cheese/ olive oil factory, hiking, etc.