Huesca (Spain) is the most northern, and most diverse, of Aragon's three provinces. It covers both the wild High Pyrenees, their wooded foothills and the steppes in the basin of the Ebro. There are few areas in Europe with such a diversity of landscapes and of flora and fauna. From the alpine heights of Ordesa to dry semi-desert of Belchite, this guidebooks shows you the best sites and reveals their flora and fauna. Like all other Crossbill Guides, this title answers two questions: what makes this area so special, and how you can see this for yourself. It includes many detailed routes and sites with concrete indications on where and how to find the birds, wildlife and flora. * 21 routes (car and walk) * 26 site descriptions * Where to watch birds information * Finding butterflies, wildflowers, reptiles, etc. * Detailed background information on landscape and ecology