Río Majaceite y truchas de El Bosque Nature · El Bosque, Sierra de Cádiz, Cádiz Image of El Bosque, not of the place itself. The Majaceite river, which flows through El Bosque within the Sierra de Grazalema Natural Park, holds one of the southernmost populations of brown trout in Europe, a traditional local dish served with cured ham. Photo: El Pantera (CC BY-SA 4.0) What to see and do in El Bosque