The Grotte del Bue Marino in the territory of Dorgali near Cala Gonone were established, not only for their beauty and particularity, but also to preserve the remaining monk seal specimens. Currently the Grotte del Bue Marino are managed by the Municipality of Dorgali, which organises guided tours. Departures to visit the Grotte del Bue Marino are from Cala Gonone and depending on the season there are several departures during the day.