in xanadu did kubla khan a stately pleasure-dome decree where alph, the sacred river, ran through caverns measureless to man down to a sunless sea. so twice five miles of fertile ground with walls and towers were girdled round; and there were gardens bright with sinuous rills, where blossomed many an incense-bearing tree; and here were forests ancient as the hills, enfolding sunny spots of greenery, elegant, highly detailed, digital painting, artstation, concept art, smooth, sharp focus, illustration, artstation, art by artgerm and greg rutkowski and alphonse mucha and j. c. leyendecker and edmund blair leighton and charlie bowater