countryside England farm fence field Great Britain green hill land landscape meadow natural nature pastoral pasture peace ridge slope South Downs summer Sussex track tranquil tree animal country deer fallow grass mammal peaceful quiet retreat roam run rural stag trees wood woodland bird hide buttercups dappled english light marsh marshy nature reserve plants ranunculus shade water Arun chalk cliff current flow placid reeds river Salix willow Buckinghamshire fields footpath hillside path quality steep steps trail view West Wycombe crops downland flora flowers hills national park road rolling village wild open spacious wide direction travel verge cereal cloud crop farmhouse golden grain harvest ripe sky Triticum wheat yellow lane