The Sardinia Island Extreme is a route of 550 km and 21 000 m of elevation gain. Cross of intense beauty territories where it seems that time has stopped. From Gallura Ogliastra, through the Supramonte and Preda Craprias (Punta La Marmora), Preda Leana and the Tacchi d 'Ogliastra. The view will be just as impressive once you get to the sea, in Tertenia marina, where, embarked on a beautiful trail will make you admire Punta Cartucceddu and its natural monuments. Once left behind these beauties, you can enjoy a long ski pedaled toward Monte Ferru. A few kilometers, between asphalt and quiet dirt roads and you will arrive at the village of Arzana.