chalk countryside downland England english flora flowers grasses Great Britain hills landscape natural nature plants pyramidal orchids quality rural South Downs steep summer Sussex view wild cloud early field forest grass green hill light meadow peace sky slope soft spring tree wood brown deciduous edge fall footpath leaf leaves leisure margin Natural landscape plant shadows sunlight Surrey trunk walk winter woodland boundary crops exercise farm track trail path petals primrose Primula vulgaris trees yellow ancient architecture building circular construction cool historic history ice-house insulated insulation old restoration restored roof round shelter thatch traditional fresh oxfordshire rise tranquil direction hill.South Downs lane peaceful road transport travel verge entrance Hampshire outdoors