Phong Nha - Ke Bang National Park is located in the Northwest of Quang Binh Province, along the Vietnam - Laos border with the central area of 119,324 ha and 217,674 ha of the buffer zone. The park is located in 13 communes of 3 districts: Minh Hoa, Bo Trach and Quang Ninh.
Since 2003, UNESCO has recognized Phong Nha - Ke Bang as a World Natural Heritage site in terms of geomorphology. By 2015, the United Nations Educational, Scientific and Cultural Organization continues to recognize this park as a second World Heritage site with the following criteria: ecosystem and biodiversity. , many major international newspapers and magazines such as The New York Times, The Guardian, The Mirror, The Huffington Post ... and more than 50 magazines around the world have constantly praised articles.
Cave national park
According to a survey of geographers, the Phong Nha limestone mass is as large as 10,000 km2, located on the Truong Son mountain range and can be confirmed as the largest limestone mass in Indochina peninsula with an average height of 800m. The most magnificent is the "ancient tower" - Mount Phu Etva (1,512m). Scientists have explained that over 460 million years ago, the rolling hills lying deep beneath the sea floor created a unique habitat for Phong Nha - Ke Bang World Heritage.
Spectacular scenery in the heart of Son Doong cave - the largest cave in the world.
Rainwater seeps into the fissures and crevices of limestone, by gravity flowing down until it meets the lower sedimentary stratum. This process continues without a break, causing the cracks to widen and form gigantic caves. It is also thanks to the water that when there are obstacles during circulation, it will leave the minerals inside at one point. This continuous process has created large and small stalactites of all shapes, which gradually create magnificent wonders such as Son Doong cave, Phong Nha wet cave, Thien Duong dry cave, cave. En, Tiger cave ... Two dissolved minerals are calcium and carbon in the shell of marine life, naturally combining with seawater to form a new mineral, calcium carbonate.
Kong Collapse pit in Tiger cave - the fourth largest cave system in the world.
All are splendid and spectacular as sculptures made of stalactites created by a miraculous hand. From the survey data shows that no place in the world has many massive, magnificent and magnificent cave systems like in this World Natural Heritage. The cave is located in Phong Nha - Ke Bang. Particularly the number of people recorded and surveyed by 2020 is 417 caves. All of which is ready to captivate those who want to explore geomorphology and geology ...
Among them is Son Doong, formed about 2 - 5 million years ago, when river water flowed through the limestone area that was buried along a fault line. Water erodes and creates a giant tunnel in the mountains. There are places where the ceiling collapses, forming holes, forming giant cave arches.
The splendid and magical world in Phong Nha cave.
A splendid photo taken by photographer Carsten Peter in May 2010 noted a segment with a cave arch of 243.84m high - enough to accommodate a 40-storey building in New York (USA). And Son Doong has made a spectacular "overthrow", crossing Deer Cave in Gunung Mulu National Park (Malaysia) to become the largest natural cave in the world. Son Doong is currently the priceless jewel of Phong Nha - Ke Bang tourism and Quang Binh province in general. The world-famous travel magazine ranks this cave as one of the top 10 most attractive destinations on the planet. It has a width of 150m, a height of 200m, and a length of at least 5km. In the cave, the researchers also found a 2.5 km long underground river and has stalactites up to 70m high. The length may be even deeper, but due to limited technical conditions, explorers cannot go all the way to determine how long the cave is.
"Super" national park
In the book The Conservation of Biodiversity in Truong Son Range (compiled by the Vietnam association for Nature and Environment Protection) affirms: Phong Nha - Ke Bang National Park has the most diverse natural system of all national parks and reserve areas. World biosphere reserve.
Plants on limestone mountains are typical plants of Phong Nha - Ke Bang. The tropical forest here is evergreen, moist, dense 800m above the sea, the coverage rate is 96.2%, the primary forest accounts for 92.2%. This national park has typical plants: groundnut (Burretio-dendron hsienmu), spring rolls (Annamocarya spp.), Spring rolls (Plan tanus kerii), stars (Hopea spp.), Ke oil, purple bud oil ...
Strangely, the Laos rock mouse that seemed to have gone extinct 11 million years ago still exists in Phong Nha forest.
About fauna, this is the habitat of 140 species of mammals belonging to 31 families and 10 orders. Most prominent are tigers and gaurs (the world’s largest bison); 132 species of birds (43 species in the Vietnam Red Book and 19 species in the World Red Book); 81 species of amphibians (18 species in the Vietnam Red Book and 6 species in the World Red Book); 295 butterfly species; 72 fish species (4 endemic species of Vietnam). Primate community in Phong Nha - Ke Bang is the most abundant in Southeast Asia with 10 species (7 species in the Vietnam Red Book, especially the Hatinh Langur) .The vascular plant here consists of 876 species of 152 families, 511 genotypes. In which, there are 38 species standing in the Vietnam Red Book, 25 species are in the World Red Book and 13 species are endemic to Vietnam. The University of Natural Sciences (Hanoi National University), in collaboration with the National Park’s Center for Rescue, Conservation and Development, studies and continues to discover 1.
Thien Duong scorpion - a new species discovered in Phong Nha - Ke Bang ecosystem.
In 2005, scientists discovered the emergence of 5 new species of plants with high risk of extinction (stone cypress cypress, spotted spiny orchid, blue moth orchid, helipedes, begonia) and 10 species of fish. new, 1 strange species can swim against the waterfall, 4 species of reptiles (Phong Nha geckos, Thanh Thanh snakes, Truong Son green snakes, lizard ears); rediscovered after 50 years of horned snakes ... Besides, many new species of plants and animals have been discovered such as two new species of scorpions, Thien Duong cave and scorpion in Tien Son cave. These two species of scorpions belong to the Pseudochactidae family, which is classified as a rare species in the world when adapted to living in a cave without light. In addition, there are warbler on rocky mountains, ferns in caves ...
Phong Nha - Ke Bang is always a land of many new and strange things to explore and experience.
Then there is the new worm frog named Ichthyophis chaloensis sp.nov.which has been announced recently ... All these are secrets that need to be recognized and confirmed by the world science for Phong Nha - Ke Bang. Most notably, the Lao rock mouse - a species that was confirmed to be extinct 11 million years ago - was discovered by the Vietnam Wildlife and Plant Conservation Organization (FFI) and a Vietnamese investigation team. Phong Nha forest.
