For all nature lovers, Isola del Giglio is part of the National Park of the Tuscan Archipelago, established on July the 22nd 1996, with a surface that extends for 17.887 hectars and 56.766 hectars by the sea.

The Park includes the isles of Gorgona, Capraia, Elba, Pianosa, Montecristo, Giglio and Giannutri. The isle of Montecristo is a natural reserve since 1971.

Geologically all the islands are different from each other. Giglio and Elba are a mixture of granite and limestone, the origin of isle Capraia is volcanic, Montecristo and Gorgona are granitic while Pianosa and Giannutri are nearly completely calcareous.