北方狼群 |
2019-03-11 13:39 |
黄龙洞位于张家界武陵源内,是著名的喀斯特溶岩洞穴。洞内千奇百怪的钟乳石数不胜数。其中被称为“定海神针”的一根石笋,高达19.2米。两端粗,中间细,最细处直径只有10厘米。非常奇特。 [attachment=1900488]
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