What are must‑see attractions in Castellammare di Stabia for a first‑time visitor?

Key sights include the historic castle overlooking the Gulf, which offers panoramic views and a small museum. The waterfront promenade is ideal for leisurely walks and local seafood cafés. Nearby, the ancient ruins of the Roman amphitheater provide a glimpse into the town’s past. Cultural events such as local festivals, art exhibitions, and music performances are common in summer months, so checking the city calendar can add unique experiences to your itinerary.