Holm oak groves of the Alberche and Cofio rivers Nature · Robledo de Chavela, Sierra Oeste, Madrid Image of Robledo de Chavela, not of the place itself. A Special Protection Area for Birds of more than 83,000 hectares covering much of the Sierra Oeste; it is home to a breeding colony of black vultures and to populations of Spanish imperial eagle and black stork. Photo: No machine-readable author provided. Fjuarez assumed (based on copyright claims). (Public domain) What to see and do in Robledo de Chavela