ancient architecture battlements Cornish cornwall Cotehele England english fortified Great Britain historical house manor national trust old stone tower windows abstract distance distant estuary low Mawddach natural nature pattern rills sand tidal tide united kingdom wales water welsh branches Claremont cloud garden green lakeside landscape sky spring Surrey trees trunks boiler buffers engine fender iron kent light machinery metal nostalgia nostalgic power rail railway steam steel arch art birds ceiling elements Forde Abbey medieval architecture nest somerset swallows symmetry bushes dovecote rural brick bush clipped entrance Gloucestershire hedge Hidcote path plant slot slotted sundial topiary box Buxus decorative lawn ornamental Penshurst Place shrub British Museum fluted history landmark London museum pillars portico Portland strength strong support