很多人都有过捉萤火虫的经历,在黑夜里追逐许久,才把小小的萤火虫放进瓶子里,隔着玻璃看它一闪一闪发出微光……让萤火虫像星星一样挂在天上,是不少人儿时的梦想。在沂水地下荧光湖旅游区,这种梦想竟能成真。地下荧光湖是一个特大型地下暗湖岩溶洞穴,也是一处著名的地下萤火虫水洞神秘世界,全长1200米。荧光湖面积2.5万平方米,体积24万立方 Many people have had the experience of catching fireflies, chasing for a long time in the dark, only a small firefly into the bottle, across the glass to see it twinkling and gleaming ... let the firefly hang in the sky like a star, Many people’s childhood dreams. Yishui underground fluorescent lake tourist area, this dream could come true. Underground fluorescent lake is a large underground dark lake karst cave, is also a famous underground firefly water cave mysterious world, a total length of 1,200 meters. Fluorescent lake area of ​​25,000 square meters, the volume 240,000 cubic meters