中国最美六大洞穴

http://image2.sina.com.cn/bj/upload/38/5409/20060804/83/16752/16752.jpg 1.织金洞http://image2.sina.com.cn/bj/upload/38/5409/20060804/83/16752/16753.jpg 2.芙蓉洞http://image2.sina.com.cn/bj/upload/38/5409/20060804/83/16752/16754.jpg 3.黄龙洞(湖南张家界)http://image2.sina.com.cn/bj/upload/38/5409/20060804/83/16752/16755.jpg 4.腾龙洞(湖北利川)http://image2.sina.com.cn/bj/upload/38/5409/20060804/83/16752/16756.jpg 5.雪玉洞(重庆丰都)http://image2.sina.com.cn/bj/upload/38/5409/20060804/83/16752/16757.jpg 6.本溪水洞(辽宁