colorful mountain landscape with river and mountains in graphic novel style

mountain landscape river mountains graphic novel light amber skyblue resolution himalayan art pleinair richly detailed nouveau colorful cartoon scenery nature artwork scenic vibrant colors range flowing artistic depiction mountainous region stunning visuals natural beauty painting style visual storytelling natureinspired backdrop dramatic interpretation dan mumford featuring waterfall cascading field hills stream valley create picturesque scene reminiscent armand guillaumin's artwork high-definition captures frostpunk color palette yellow azure evokes sense tranquility