An ideal tour for people who enjoy the outdoor and Adventure, ready to discover new places. Average fitness is required because the tour includes a hike of 3 hours. Traveling from El Calafate through Provincial Route N°5 and then the National Route 40. You arrive to The Argentino Lake, the Santa Cruz river and the beautiful valley of La Leona River with the most impressive view of the Andes including the Cerro Fitz Roy. Then you visit the historical site of Hotel La Leona, and continue 10 km along the southern shore of Lake Viedma until Cerro Los Hornos (Estancia Santa Teresita). You start to explore the Petrified Forest, along the Great Depression and began your exploration walk among fossils. Halfway you stop for lunch. Throughout the walk you will see a lots of petrified logs lying on the surface, some with a diameter of 1.20 meters. Testimony to ancient times where the climate was very different from today and allowed the support of abundant flora and large dimensions. Occasionally fossils of different types of dinosaurs are exposed.