Ключевые слова: adventure, asia, background, beautiful, blue, city, cliff, cloud, cloudy, day, environment, famous, forest, green, high, hiking, hill, holiday, horizon, kradueng, landmark, landscape, leisure, light, loei, mountain, national, natural, nature, outdoor, park, phu, plant, scenery, scenic, season, sky, spring, summer, sun, thailand, tourism, tourist, travel, tree, trekking, vacation, valley, view, wood,