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丰鱼岩隶属于桂林市南 １１０ｋｍ 的荔浦县， 因洞内盛产一种名叫“油丰鱼”的洞穴盲鱼而得名。主洞口距荔浦县城 １４ｋｍ ，洞穴沿峰丛谷地发育。丰鱼岩洞穴的形成得益于一条近南北向的地下河，地下河总长约８ｋｍ ，除有大约 １００ｍ 长的明流外，余均为地下伏流。丰鱼岩洞穴实侧总长度 ５３００ｍ ，属于超大型洞穴。其中，地下河主干道总长度４１００ｍ ，旱洞 １８００ｍ 。整个洞穴平面投影面积 １２ 万ｍ ２，容积 １１２ 万 ｍ ３，为桂林地区空间规模最大的洞穴，具有相当大的环境容量和游客容量。洞中宽阔的大厅很有气势，其面积多数在 ２０００ｍ ２ 以上，最大的莲花宝塔厅长和宽都在 １００ｍ 以上，高度２０ 多米，总面积 ２５５００ｍ ２，规模非常宏大、壮观。除大厅外，还有 １３ 条幽深的支洞，使丰鱼岩洞穴更加神秘。丰鱼岩地下河在莲花宝塔厅以下河段是理想的地下河旅游河道。全程长 ３．５ｋｍ ，河道规则，水流平缓，游船航行比较安全，是世界上目前开发的最长的可以乘船的地下河。而且，沿岸及洞顶还有大量值得观赏的岩溶景观。丰鱼岩洞穴内几乎囊括了各种类型的化学沉积物，沉积物丰富。其中，以滴石类石笋、石柱和石钟乳，流石类石瀑、石盾为主。洞穴石笋年青而又生长迅速?
Fengyuanyou belongs to Lipu County, 110km south of Guilin City, named for its cave-blind fish named “Yau Feng Fish”. The main hole from Lipu County 14km, caves along the peaks and valleys. The formation of the Fengyuyan caves benefits from a nearly north-south underground river, which has a total length of about 8km. Except for a clear stream of about 100m length, the remaining underground streams are underground. Feng fish caves real side of the total length of 5300m, belonging to large caves. Among them, the total length of underground river main road 4100m, dry hole 1800m. The entire cave has a projected area of 120,000 m 2 and a volume of 1.12 million m 3. It is the largest caves in the space in Guilin and has considerable environmental capacity and tourist capacity. The wide hall in the cave is very imposing. Its area is mostly more than 2000m 2. The largest lotus pagoda director is 100m wide and over 20m high with a total area of 25500m 2. The scale is magnificent and magnificent. In addition to the hall, there are 13 deep branch holes, making the Fengyu cave more mysterious. Feng Yu rock underground river lotus pagoda hall below the river is the ideal underground river tourist river. The entire length of 3.5km, the rules of the river, smooth flow, cruise safer navigation, is currently the world’s longest can be embarked by the underground river. Moreover, the coast and the top of the cave there are a lot of ornamental karst landscape. Feng Yuyan caves almost include all types of chemical deposits, sediment rich. Among them, the stalagmites stalagmites, stone pillars and stalactites, stone flow waterfalls, stone shield-based. Cave stalagmites young and growing rapidly?