asia, asien, southeastasia, suedostasien, lao, laos, khammuan, zentral laos, central lao, tha khaek, landscape, landschaft, natur, nature, mekong, mekong river, river, fluss, abend, evening, sunset, sonnenuntergang, city, town, sea, silhouette, trees, influenza, stream, flu, respiratory disease, metropolis, disease, illness, sundown, tai, landmass, district, kadai, vicinity, woody plant, scenery, plant, urban area, ill health, urban center, day, asian country, outline, tree, sino-tibetan, contagious disease