autumn color colour country destination direction England english fall fence Great Britain landscape lane natural nature oak Quercus road rural shadow sunlight Sussex travel trees wooden bank branch exercise forest leaves path track trail trunk walk winter woodland alone bare countryside field grass hill isolated lone meadow one ridge single spring tree animals blue cattle clouds cows domesticated green horns livestock mammals peaceful sit sky stand summer tranquil chalk eroded erosion flower footpath national park slope South Downs Trek wild worn barrier bars boundary cattlegrid estate farm house iron manor mansion pasture sheep view Arun bridge cliff current flow placid reeds river Salix water willow amber branches brown copper deciduous ghyll leaf litter russet rusty shadows trunks wood bridleway shade shady calm canal February reflections still sunny towpath