backwater stream surrounded by pine trees in the sierra de guadarrama near the port of navacerrada. the canyon spain

alone barranca boulder brook cerceda chain europe fall flora foliage forest gorge guadarrama herbage hill hillside landscape lonely madrid mataelpino moss mountain nature navacerrada orange outing peace pine pinewood plant ravine rest rock scenic sierra slope spain stream tranquility tree trek trip trunk vegetation walk water waterfall wild wildlife wood