watercolor painting of an autumn landscape with colorful trees and a winding path. concept of fall scenery, nature art

watercolor painting autumn landscape trees fall scenery nature art pastoral scene colors outdoors beautiful picturesque foliage countryside seasonal golden illustration serene peaceful leaves environment tranquil horizon yellow orange brushstrokes rural path journey grassy light forest meadow hills vibrant watercolour aquarelle splashes abstract design wallpaper background backdrop banner texture concept ai generated