Hanoi (VNA) – Son Doong, the world's largest natural cave located in Vietnam's central province ofQuang Binh, was celebratedin April 14’s ‘GoogleDoodle’ to mark the discovery of the site in 2009.
The cave was hounoured onthe Vietnamese Google homepage together with 17 nations around the world,including the UK, Singapore, Thailand, Mexico, Sweden, Greece, Romania, Argentina,and Chile.
The cave, which has a large, fast-flowing underground riverinside, had its entrance discovered by local resident Ho Khanh in 1990.
In 2009, the BCRAexpedition team (British Cave Research Association) officially announced SonDoong as the world's largest natural cave. Shortly afterward, it completed the survey and measurement of the entire Son Doong Cave with a length of over 9km and a space of38.5 million cu.m. Therefore, to mark this special event, Google Doodle has chosen April 14 as Hang (cave) SonDoong's Day.
Professional geologists estimate that the cave was formed about2 to 5 million years ago.
The cave is large enoughfor an entire 40-story skyscraper. Scientists have discovered remarkablegeological formations in the cave, including the world's tallest stalactite.
The giant dolines in the cave allow sunlight to penetrate intothem forming the lush tropical jungle and a unique ecosystem, which are home tomany rare species, according to Google.
Son Doong Cave has drawn international attention and becomea staple on adventure bucket lists for travellers from around the world.
World-renowned travelmagazines and newspapers have repeatedly named Son Doong Cave as one of thebest natural wonders and dream destinations for travellers./.