black clouds color colors colour colours purple red reflection rise river sky sun sunset water yellow architecture building England english Gloucestershire Great Britain historical mill old rural village watercourse watermill arch beams bridge forest hills landmark piers supports timber wales welsh wooden boat cliff danger dordogne drop edge fields France french high landscape plants sheer vertigo cattle cow Devon feed grass graze meadow natural nature pasture spring brook cascade current dam mountain pebbles stone stones stream waterfall wet wood woods apartment balcony centre city development dwelling flats glasgow home modern riverside scotland steps urban windows animal animals bird birds lake mute peaceful reed rivulet swan swans swimming white whooper blue elements green highway motor motorway road vegetation way ancient Aswan carvings egypt egyptians godddess gods Hathor island nile osiris Philae ruins temples