
Neptune's Grotto (Grotta di Nettuno)
Sea cave at Capo Caccia, west of Alghero. Boats from Alghero harbour sail to the entrance; by road, visitors walk down the Escala del Cabirol, 654 steps from Piazzale di Capo Caccia, and land visits must be booked. Entry is EUR 18 per adult and EUR 10 for ages 6 to 17 and students up to 26; under-6s go free. Boat fares are separate from grotto entry.









