Emplacement: The province of Madrid is limited at North by a mountain chain known as Sierra de Guadarrama, just the Sierra for the Madrileños. The Royal Site of El Escorial is placed on the slope of the Abantos peak (1754 m), at the West half of the Sierra, 50 Km North-West of Madrid City. Lowlands extending between El Escorial and the City are those of the valleys of the Guadarrama and the Manzanares rivers.

The Sierra: The Sierra is a granite mountain formation from the Quaternary that belongs to the Iberian Central System. ... (more)