Ordesa and Monte Perdido National Park Nature · Torla, Sobrarbe, Huesca Ordesa and Monte Perdido National Park occupies the Pyrenees of Huesca, in the Sobrarbe comarca, and spreads its area across the municipalities of Broto, Bielsa, Fanlo, Puértolas, Tella-Sin and Torla-Ordesa. Its 15,608 hectares, with a further peripheral protection zone of 19,679 hectares, range from 700 metres by the Bellós river to the 3348 metres of Monte Perdido. Declared in 1918 as the Ordesa Valley, it is Spain's second-oldest national park; in 1982 it was expanded and took its current name. Later protection designations added include Biosphere Reserve (1977), Special Protection Area for Birds (1988) and Unesco World Heritage Site (1997). It receives an average of more than 600,000 visitors a year, placing it among the most visited in the country. Photo: The original uploader was Jsanchezes at Spanish Wikipedia. (CC BY-SA 3.0) What to see and do in Torla