colorful celtic art: a majestic valley painting with mountains

river valley mountains colorful landscape celtic art detailed skies warm tonal range bold largescale canvases yupik golden light vivid dreamscapes painting nature scenery mountain style influence artwork landscapes vibrant majestic artistic interpretation dreamlike atmosphere captivating colors serene natural beauty mountainous backdrop masterpiece art: stunning featuring picturesque waterway adorned flowers inspired dan mumford thomas blackshear scottish showcases large-scale canvases primary create visual experience generated