temperate forest in rocky mountains: bold graphic of a serene landscape

temperate forest rocky mountains bold graphic digital painting pleinair american scene vintage poster design graphical river fir trees serene landscape flat colour simple closeup full outline nature scenic wilderness artistic peaceful tranquil natural beauty outdoors relaxing serenity scenery mountain range mountains: stunning featuring artwork showcases lithographic style color palette dark teal light red inspired whistlerian plein-air techniques captures essence nature adorned brown green tones creating captivating nature-inspired imagery generated