activity countryside England english exercise field footpath fun Great Britain healthy journey landscape leisure path people ramble rural stroll sunday Sussex track travel tree Trek walk autumn color colour fall forest leaves light natural nature shade shaded shadows shafts sunlight trail trees trunks woodland disused estuary green line Mawddach peaceful railway refreshing river shadow tranquil view wales water welsh cottage farm farmhouse fields grass hills home house meadows sky South Downs spring case Castanea chestnut edible fruit leaf nut Prickly seed shell spikey spiky spines spiny animal canada carry cliff conifers horse mammal mountain pack pack-horse peak rock Rockies Rocky Mountains saddle snow summit transport blue cloud February hedge hint meadow rustic winter bank clouds erosion Gower hill meander Oxbow Pennard Pill sandy Three Cliffs Bay valley atmosphere calm fey fickle fjord gray grey lake mist moody Morning mountains norway norwegian outcrop ripples wreathed bird hide buttercups dappled marsh marshy nature reserve plants ranunculus summer