animals breed domestic domesticated England english field fleece flock grass graze Great Britain hill hillside landscape mammals meadow natural nature pasture sheep South Downs Sussex variety winter wool amber autumn avenue beech branch brown colour Fagus fall gold leaf leaves line park parkland row russet series Surrey tawny tree trunk yellow forest path path through the woods ramble shadows spring sunlight sunny sunshine track trail trees Trek uk walk wood woodland bank chilly cold freezing frozen pattern shadow slope snow texture tussock view white wild aluminium architecture block building city futuristic glass gray grey iconic iron landmark London metal modern offices pipes power reflection ribbed ribs silver skyscraper steel tower Gherkin skyline blue diamonds reflections triangles windows animal black couple eat enclosure feed Gloucester Old Spot greedy livestock mammal Mud pair pen pigpen pigs pink spotted swill swine traditional trotters two bay boulder cliff clifftop coastline Cornish cornwall danger headland inlet insecure lichens ocean precarious rocks sea shore stone tide unsafe water waves clouds countryside downland exercise footpath green quality sky summer ancient elements gnomon historical measure Michael mount national trust old saint St. Michael's Mount sundial time wall