Ключевые слова: animal, animals, beak, beautiful, beauty, bird, black, cygnus, dam, environment, field, float, fog, fresh, hong, lake, landscape, mae, maehongson, morning, mountain, natural, nature, olor, outdoor, pang, park, pond, red, reservoir, river, scene, scenic, season, son, spring, summer, supply, swan, swans, swim, swimming, thailand, tranquil, travel, ung, view, water, wild, wildlife,