Cave clusters C3 - C4, C7 and C8 are recognized as National Monuments.

Caves C3 - C4, C7 and C8 were all formed about 600,000 - 200,000 years ago from the eruption of the Nam B'Lang volcano.

Awarding the National Monument Ranking Certificate to the scenic spot of cave C3 - C4

On September 12, Lam Dong Provincial People's Committee held a ceremony to receive the National Relic Ranking Certificate for the scenic spots of caves C3 - C4, C7 and C8; and announced the List of National Intangible Cultural Heritage of Tam Blang M'PrangBon Festival (Row worshiping ceremony to plant trees of the M'nong people).

Cave C4 upstream

Caves: C3- C4, C7 and C8 were all formed about 600,000 - 200,000 years ago from the eruption of Nam B'Lang volcano.

Cave C3-C4 belongs to Buôn Choáh commune and Nam Đà commune, Krông Nô district, Đắk Nông province (old), now Nam Đà commune, Lâm Đồng province, has a primary origin formed by lava flows to the North and Northwest of the Nâm B'Lang crater. The cave has a total length of 967.8m; of which, Cave C3 is 716.3m long; Cave C4 is 251.5m long.

Many students were excited with the images of famous landscapes, landscapes and festivals shown at the Announcement Ceremony.

This is one of the most beautiful and unique caves in the cave system of Dak Nong UNESCO Global Geopark. The cave has historical, cultural and touristic value with unique characteristics in terms of formation mechanism, geological structure and high research value.

The scenic spot of C3 - C4 cave was ranked as a National Monument by the Ministry of Culture, Sports and Tourism in Decision No. 1014/QD-BVHTTDL, dated April 14, 2025.

The majestic beauty of the C8 volcanic cave dome

Cave C7 is located in Nam Da and Dak Sor communes. Cave C8 is located in Nam Da and Buon Choah communes, Krong No district, Dak Nong province (old), now Nam Da commune, Lam Dong province. These are two typical caves in the Krong No volcanic cave system, a complex of tube-shaped lava caves.

This volcanic cave system is large in scale, has unique geological and geomorphological structures, is considered the most prominent in Southeast Asia and is currently located in the core zone of the Dak Nong UNESCO Global Geopark in the period 2024 - 2027.

Children look at photos of caves C3 - C4 displayed at Dak Nong Convention Center

Among them, C7 cave stands out with a length of up to 1,200m, recognized by UNESCO as the longest lava cave in Southeast Asia.

The scenic spots of C7 and C8 caves were ranked as national monuments by the Ministry of Culture, Sports and Tourism in Decision No. 3245/QD-BVHTTDL and 3246/QD-BVHTTDL dated September 9, 2025.

Source: https://baolamdong.vn/cum-hang-c3-c4-c7-va-c8-duoc-cong-nhan-di-tich-cap-quoc-gia-391107.html