tagus river canyon sedimentaty formations in `barrancas de burujon`, toledo, spain

awe background barrancas basin burujon calaaplusmn canyon castilla castrejon cliffs copy destinations environment erosion europe formation gorge landscape locations madrid mancha monument natural nature nobody outdoors parkland pattern ravine red reddish reservoir river rock scenery sediment sedimentary sheer space spain steep sustainability tagus tajo toledo tourism travel unique view water watershed