countryside direction England english exercise footbridge footpath forest Great Britain landscape natural nature path spring Sussex track trail travel trees walk woodland cloud farm field graze green hillside horizon panorama sheep sky South Downs stormy valley village abundant.abundance buttercup flowers many meadow profusion ranunculus rich wild yellow cumbria fell hill Lake district mountain picturesque pretty rural tree wood blue bluebell carpet Castanea chestnut coppice Endymion non-scriptum flower fresh leaf leaves sunlight trunk young bridleway grass leisure outdoors park Surrey verge