Vietnamese and Japanese scientists have discovered a volcanic cavern
system in the Central Highlands that they say is as beautiful as the
Manjanggul Lava cave, a UNESCO heritage site in Jeju island in South
Korea.
The Tay Nguyen (Central Highlands) province of Dak
Nong has discovered a cave system in the Serepok River basin in Krong No
District that appears suitable for developing tourism.