two hikers walking on slate ground descending from the top of mulhacen, then a plain crossed by a path, then a mountain range and

accumulation andalusia bacopy bioclimatic biosphere borreguiles botanical broom clouds cordillera cryo endemism environment forest genista glaciers granada grasses height high hiking hill landscapes massif mediterranean mount mountains mulhacen national nevada park penibacopy perennial pine pines prairies reserve route scrub sierra siliceous singularity sistema snow southern spain stratocumulus summit territory tica tico tour unesco vegetation versicolor walk walkers