Cave length of twenty years, an area of three hundred acres, everywhere is time and stalactites outstanding masterpiece.
洞长二十余里，面积三百余亩，处处是时间和钟乳石的卓越杰作。
Cave length of twenty years, an area of three hundred acres, everywhere is time and stalactites outstanding masterpiece.
洞长二十余里，面积三百余亩，处处是时间和钟乳石的卓越杰作。
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