Ключевые слова: 103, background, beautiful, blue, chiang, chiangrai, cliff, cloud, country, doi, environment, fog, forest, green, high, hiking, hill, landmark, landscape, light, mist, morning, mountain, natural, nature, north, outdoor, pha, precipice, rai, rock, season, sky, stone, summer, sun, sunrise, tang, thai, thailand, top, tour, tourism, tourist, travel, tree, view, winter,