Hang En Cave
CountryVietnam
RegionQuang Binh
Discovered1991
Size/Depth1.6 km long
About Hang En Cave
The third largest cave passage in the world. Features a massive entrance 120 m wide and 80 m high. An underground river flows through it. A beach inside the cave leads to a second daylight opening. Used as a base camp for Son Doong expeditions.
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