Ключевые слова: beautiful, blue, blue sky, border, border of thailand, borderland, bunker, chang, chang mub, chiang rai, chiangrai, cloud, doi, doi chang moob base, doi chang moop, doi chang mub, doi chang mub base, fence, forest, frontier, hill, landscape, light, mae sai, military, military base, military bunker, mountain, mountain view, mub, myanmar, nationality, natural, nature, north, outdoor, plate, platform, scene, scenic, sign, sky, symbol, thai, thailand, tourism, travel, view, view point, viewpoint,