Ocejón (left) and Sierra de...
Ocejón (left) and Sierra de la Puebla (right) from Alto del Puerto W summit (2.164 m / 7,100 ft), near Nevero. In Valle del Lozoya: Centro de Seguimiento Espacial (Space Tracking-Station) de Buitrago and Embalse (Reservoir) de Riosequillo. September, 2002.