…e, height, and ecological value. Within the Betic systems we found very interesting and attractive sites for eco-tourism trips as the magnificent Sierra de Cazorla, Sierra del Segura and the impressive Sierra de Sagra (in the Cordillera Subbética) and on the other hand, the wonderful and magical Sierra Nevada, with the highest peak on the Iberian Peninsula, the Mulhacen (3,481 meters) and one of the highest, Veleta (3,392 m high), so we can imagi…