Sierra de Grazalema Biosphere Reserve

UNESCO Biosphere Reserve, inscribed 1977, in Spain. Sierra de Grazalema is located in the limestone massifs shared by the Andalusian provinces of Cádiz and Málaga. It has a typical karst morphology, which gives this protected natural area impressive geological phenomena. Its rainfall, among the highest in the Iberian Peninsula, is a determining factor for the great diversity of ecosystems present in this region and, therefore, its impressive biodiversity.