amaryans

There are many secrets in nature, but there is no greater secret than the Vietnam cave of Hang Son Doong. This massive cave is located in the heart of the thick jungle forest of the Phong Nha-Ke Bang National Park and is the largest by volume in the world. This immense subterranean landscape lay completely undeveloped and unexplored for hundreds of years. It is still covered in dense fog and protected by a roaring underground river, so a pure prehistoric ecosystem was preserved there, away from the modern world. Today it is a destination for every global adventurer, earth wanderer, or nature lover alike on the bucket list.   The Scale of a Subterranean Giant The only way to fully grasp the scale of Hang Son Doong is to take a closer look at the dimensions. In total, the passage of the cave is longer than 9 kilometers . The largest sections of the cavern are a staggering 200 metres in height and up to 150 metres across. Structural Perspective: The main chamber of Son Doong is so l...