Sierra Blanca is a mountain range of the Penibaetic System in Málaga Province, Andalusia, Spain. Its highest point is the 1,275 m high Pico del Lastonar.The Sierra Blanca, meaning 'White Range', is named after the lack of vegetation on its slopes which leaves the pale grey limestone rock exposed.GeographyThis karstic mountain range is part of the ranges fringing the Mediterranean coastline in the Costa del Sol area. It is located between the coast and the Sierra de las Nieves in the municipal terms of Istán, Ojén, Marbella and Monda. The easiest route to reach it is from Marbella town.The Pico de la Concha (1,270 m), meaning 'Seashell Peak', resembles a seashell seen from the west and is the second highest summit of the range. Other notable peaks are the Salto del Lobo (1,225 m), Cerro de la Zarina (1,141 m) and the Cruz de Juanar (1,178 m).