green treetops on a valley covered by forest and sunlight

europe portugal beiras estrela vacation travel tourist charming tree woods tranquility countryside sunny slope landscape ridge grove summer bucolic leafy valley hill thicket forest green clump vista highlands mountain peak reserve nature range evergreen woodland outdoor idyllic freedom silence rocky spectacular wild park environment meadow land fresh mountaineering sunlight glow treetops covered hilly dense sun serra highest continental astonishing scenery retouched photo