The site stated that the Son Doong Cave is the world’s largest cave, which was formed by the erosion of limestone underneath the mountains by river water.

The great beauty of Son Doong cave.

“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 wall called The Great Wall of Vietnam, behind which, abnormally large cave pearls the size of baseballs were found.

Son Doong Cave was surveyed by the British Royal Cave Research Association (BRCA) in 2009. With a volume of 38.5 million cubic metres, the cave is the largest natural cave in the world.

On April 30, 2013, Son Doong was recognised as the largest cave in the world by the Guinness World Records. Since its milestone, Son Doong has become a symbol and brand of Vietnam’s tourism.

It has been voted and honoured by prestigious international travel magazines, such as the top 11 best tourist destinations around the world in 2019 (according to Telegraph), one of the five most desirable destinations of the world in 2019 (according to Lonely Planet), and one of the top destinations in 2022 (by AFAR).

In addition to Son Doong, the nine other greatest natural caves in the world are Ice Cave near Mutnovsky Volcano (Russia), Caves of Algarve (Portugal), Marble Caves (Chile-Argentina), Antelope Canyon (American Southwest), 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).

Google honors Vietnam's Son Doong cave on homepage

The image of Son Doong, the world's largest cave in the central province of Quang Binh, appeared on Google's homepage in 17 countries on Thursday.

Cave in to the wonders of Tu Lan in central Vietnam

An extraordinary journey through six wet and dry caves can be enjoyed over three days in Quang Binh Province, Vietnam’s cave kingdom. Welcome to Tu Lan.

BBC crew arrives in Son Doong to film world’s largest cave

A BBC film crew has arrived at Phong Nha-Ke Bang National Park, in Vietnam’s central province of Quang Binh to produce a documentary on Son Doong, the largest cave in the world.

Unique cave complex in Cao Phong town of Hoa Binh province

The cave complex of Dau Rong mountain in Cao Phong town, of the northern mountainous province of Hoa Binh, which is about 1km from National Highway 6, was discovered more than ten years ago. There are many large and small caves, which were named based on their own natural characteristics.

Phong Nha Cave night tours offer visitors a new experience

The Phong Nha - Ke Bang Tourism Centre has introduced a number of new tourism experiences. Among the most unique are tours exploring Phong Nha Cave at night - a new tourism offering that promises to attract more visitors to Quang Binh province.

Source: NDO