child creek green forrest hiking mother nature outdoor river rocks son walk water woman Dirt earth environment igneous metamorphic Mineral object rock science Sed Soil boats forest lake lakeside mountain new zealand Queenstown shore shoreline waves Betula birch countryside green montane natural norway norwegian trees woodland asfalt asfaltare asfalto asphalt asphalte black blacktop road roadway stone street tar texture heather highlands hill hillside lone lonely needles pine scotland Scots scottish tree trunk