chalk downland England english exercise farm field grassland Great Britain hill landscape meadow national park nature ridge summer Sussex track trail view walk atmpspheric barge green idyll idyllic meditation park peaceful pond reflection reflections relaxation rest scenery still tranquility trees water willow willows bench conifers grass lake leisure mist Morning parkland peace relax rising seat spring birds feeding food goose greedy gulls hungry London pleasure queue seagulls starling swan swim wait autumn background backlit Castanea chestnut color colour fall golden leaf leaves sunlight sweet tawny texture yellow amber beech branch brown Fagus gold natural russet Surrey tree Cumberland cumbria island islands Keswick Lake district mere mountains uk united kingdom unspoilt bark big black-and-white conifer evergreen large monochrome norfolk pine redwood Sequoia Somerleyton bank current flow North Yorkshire quiet river River Ure tranquil Yorkshire Dales National Park azure blue cascades croatia dams lakes landcape moss Plitvice protected area rocks stones waterfall