San Carlos de Bariloche, or simply Bariloche, belongs to the province of "Rio Negro", and is the head of Bariloche department. Bariloche is a major city dedicated to tourism and the largest city in the Patagonian Andes. It is located bordering the Nahuel Huapi National Park, southwest of "Rio Negro" province, near the Andes, on the southern shore of Lake Nahuel Huapi. Natural reserves, including lakes, forests and mountains, its architectural style and its outstanding ski resorts are the main attractions of this city. The city also hosts a number of important institutions and companies dedicated to scientific and technological studies.