Discovering a mysterious lake 'hanging' in Thung cave
A mysterious lake located about 15m higher than the underground river system has just been discovered in a side branch of Thung cave (Phong Nha - Ke Bang National Park).The most unpredictable lake in the world: 'Lost' every 3 years and the water depth also changes
Australia is a country with countless beautiful places and always contains many of the strangest things in the world.