cloud crop England english evening farm fence field Great Britain green hills landscape rural sky slope South Downs steep summer Sussex trees view wheat woodland blue clouds countryside downland exercise footpath grass hill meadow natural nature path quality track trail walk forest peace wild leaf leaves plant Potentilla anserina serrated silver silverweed spring plants animal distance distant graze grazing horse mammal snow space white winter architectural architecture banister brick bricks building down element elements handrail old stair staircase stairs stairway step steps stone UP