The site stated that it is the world’s largest cave, which wasformed by the erosion of limestone underneath the mountains by river water.
“The cave hides a whole world inside it, with its river,jungle and climate. Some of the world’s tallest stalagmites are found here,” the website noted.
According to Wonderlist, the cave has a large calcite wallcalled The Great Wall of Vietnam, behind which abnormally large cave pearlsthe size of baseballs were found.
Son Doong Cave was surveyed by the British Royal CaveResearch Association (BRCA) in 2009. With a volume of 38.5 million cubicmetres, the cave is the largest natural cave in the world.
On April 30, 2013, Son Doong was recognised as the largestcave in the world by the Guinness World Records. Since its milestone, it has become a symbol and brand of Vietnam’s tourism.
It has been voted and honoured by prestigious internationaltravel magazines, such as the top 11 best tourist destinations around the worldin 2019 by Telegraph, one of the five most desirable destinations of the worldin 2019 by Lonely Planet, and one of the top destinations in 2022 by AFAR.
In addition to Son Doong, the nine other greatest naturalcaves in the world are Ice Cave near Mutnovsky Volcano (Russia), Caves ofAlgarve (Portugal), Marble Caves (Chile-Argentina), Antelope Canyon (AmericanSouthwest), Waitomo Glow-worm Caves (New Zealand), Cave of Swallows (Mexico),Caverns of Sonora (Texas, the US), Fingal’s Cave (Scotland) and Painted Cave(California in the US)./.