cowslips England english flower Great Britain natural nature Primula veris spring Sussex verge wild yellow architecture Cornish cornwall Cotehele garden national trust rural summerhouse Thatched wooden Big Ben boat clock clouds cloudy London river thames united kingdom westminster cumbria farmland field gate green meadow trees view cloud cumulus landscape sky wales welsh hedge hobby hut leisure potting roof shed tiles Bedfordshire bucolic cottages farmyard home houses rambling Sheds building cottage countryside house wiltshire windows footpath plants Surrey track trail travel autumn fall forest sunlight woodland