Asinara National Park is located in the municipality of Porto Torres. Asinara is the second in size island of Sardinia after Sant'Antioco. The island has a historic, environmental and legal situation extremely singular. Although the first remains of human habitation date back to the Neolithic age, nature has been able to keep. The Asinara Island, with an area of 51.23 km ² and a coastline of 110 km, has a mountainous geography. Its highest peak is relief of excommunication (408 m a.s.l.), followed by punta Maestra (265 m), punta Tumbarino (241 meters), mount Ruda (215 meters) and Marcutza (195 meters). There are also small flat areas, at cala Reale and stoves, once used for cultivation by native inhabitants of the island, before the shore (in 1885) by the State and their subsequent transfer to the new village of Stintino, specially created.