bare estuary exposed forest green hills landscape low Mawddach mudflats natural nature peaceful river sandbars seashells tide tranquil view wales water welsh animal farm graze mammal meadow sheep trees contours countryside England field Great Britain hedge hill peace rural South Downs summer sun sunlight sunny sunshine uk Cleator Moor crataegus cumbria english environment hawthorn home house spring downland fields junction national park road rolling Sussex village wood blue clouds grass sky cloud calm coastal coastline lake Lofoten Islands norway norwegian reflection shore still wild fresh woodland distance distant