ancient architecture castle decay defence defense desuetude fort fortress Greece Greek high hilltop historical Mystras old ruins stone stronghold UNESCO World Heritage view wall window barrier boundary cloud distance distant drystone edge enclosure England english farm field Great Britain green landscape long meadow natural nature rural rustic sky spring traditional boat boats bridge china hike hiking lake outdoors outside park path pier port river shaoxing tranquility tree walk walking water zen zhejiang access arch blue door elements entrance gray grey home house kent mansion Penshurst Place sandstone security stately steps threshold windows property coast crusader cyprus defend height history insecure Kantara Castle Kyrenia military northern outlook relict Remains ruin burial carving celtic churchyard Cornish cornwall dead death decease gravestone graveyard headstone lichen masonry memorial religion religious remembrance symbol battlements defensive dordogne estate France french gatehouse grounds land power protect roof secure strong tower turret archaeological site Battle Abbey brown building facade medieval architecture ornamental Sussex british bust christian church figure handle male sculpture somerset studded wooden decorative hinges lamp light pillars Surrey vintage white