Arun chalk cliff current England english field flow Great Britain green landscape meadow natural nature peaceful placid river rural summer Sussex trees water bank clouds cumulus peace sky spring Stour Suffolk tranquil view Aratiatia rapids blue cloud danger fierce forest new zealand rocks Taupo tree Waikato River water resources watercourse banks Bedfordshire bridge course fresh great Ouse oxygenate oxygenation reflections waterweed weir boat china crop Da Ning dam Daning farm farmer gorges ship submerged vessel Yangtze calm dappled light quiet shade small sunlight dark darkness embankment hills house lights mirror moscow music night red reflection wallpaper cargo fishing harbor junk old port sail sailing traditional transportation company fisherman fishermen fishing-rods leisure patience patient recreation relaxation relaxing riverside rod rod-fishermen rods sport unhurried waiting waterside highlands leaves rocky scenery stream wild