bank bend bird countryside current flow nature pair peace peaceful quiet ripple river riverbank rural smooth summer swan swim tranquil tranquility tree vegetation water blue cloud crop Downs England english field golden Great Britain hills landscape meadow sky South Downs Sussex yellow ash bough branch cool copse foliage Fraxinus green holt leaves rest restful shade spinney sunlight Surrey trees trunk wood farm hill natural panorama united kingdom valley view village Africa african Ambosei architecture building home hot journey lodge Masaai native savannah travel trip warm blossom buttercup color colorful flower grass iris mountains plant purple spring wetland atmospheric backdrop beach colors colourful colours desktop dune idyllic wallpaper