fantasy mountain and river sketch: karst coloring page

karst coloring page fantasy black white sketch mountain river saturated color fields storybook illustrations naturebased patterns realistic perspective handcoloring clear colors rivers winding meadows flowers mountains low detail shadow aspect ratio nature landscape book art scenery scene adults kids sketch: hand-drawn grass reminiscent romantic riverscapes detailed character outlined style add depth resolution 3840x2160 showcases light sky-blue gray palette generated