Ключевые слова: against sun, asia, autumn, background, beautiful, blue, border, calm, environment, green, horizon, khong river, lake, landscape, mae khong, mekhong, mekong, morning, nakhon phanom, nakhonphanom, natural, nature, outdoor, peaceful, pupil, recreation, reflection, reservoir, river, river shore, scenery, scenic, season, shore, sky, skyline, student, summer, sunlight, thai, thailand, tourism, tranquil, travel, tree, twilight, vacation, view, water, wetland,