Ключевые слова: ancient, asia, beautiful, cave, caveman, cavern, caving, entrance, exploration, forest, geologic, geological, geology, green, horizontal, hua, huge, inside, interior, island, khanabnam, khao, krabi, landmark, landscape, limestone, lod, mountain, mysterious, nang, natural, nature, place, province, railay, rainforest, rock, scenery, scenic, spears, speleology, stalactite, stalagmite, stone, summer, thailand,