beautiful water stream in gresso river portugal. long exposure smooth effect. idyllic green scenery, mountain forest landscape

beautiful beauty brown cascade cliff cool creek ecology environment fall flow flowing forest freshness green gresso landscape mountain natural nature outdoor paradise park pass path place portugal purity refreshing relaxing river rock scene scenery scenics serenity sever smooth spring stone stream summer tranquil vegetation view vouga wallpaper water waterfall white long exposure effect idyllic portugal effect landscape