cloud countryside empty England farm grass grassland Great Britain green hill landscape lonely meadow natural nature pastoral pasture peace ridge sky slope South Downs summer Sussex tranquil blue clouds english field flowers footpath habitat hilltop quality top wild bank chilly clump cold freezing frozen hillside snow sunlight tussock verge view white winter animal browse calm Downs fleece flock graze grazing mammal mammalia meander quiet rural sheep south tail wander wool aggregation autumn Clematis vitalba cluster coiled curved flower group mass nest plant seed seedhead seeds spiral traveller's joy travellers joy twisted arcadian fence forest fresh shadow spring track trail animals breed domestic domesticated mammals trees variety hedge path route Trek