Our Top 5 most beautiful caves in Vietnam: a journey to the heart of the Earth

Vietnam, often associated with images of terraced rice fields and bays dotted with islets, reveals underground a magical world of sparkling stalactites and fantastic rock formations. These caves, true natural cathedrals, have always held an important place in Vietnamese culture, associated with legends and ancestral beliefs. Today, they attract cavers from around the world, who come to explore these geological wonders and immerse themselves in the wild beauty of the country.
 

Son Doong Cave, considered the largest cave in the world - Source : Internet

Description: Considered the world's largest cave, Son Doong measures over 5 km long and 200 m high. It houses a jungle, an underground river, and unique geological formations.
Access: Guided tours organized by specialized agencies allow exploration of its vast caverns.
Best season: All year round, but the dry season (February to August) offers milder conditions for hiking.
Highlights: The interior jungle, the "Great Gate," the underground river...
► See our Phong Nha Ke Bang tours

Thien Duong Cave, renowned for its spectacular stalactites and stalagmites - Source : Mr Linh's Adventures

Description: Discovered in 2005, this 31 km long cave is renowned for its spectacular stalactites and stalagmites.
Access: Well-maintained trails make it easy to visit for about 1 km.
Best season: All year round, but the dry season is more pleasant.
Highlights: The "calcite pearls," the diversity of formations.
 

Sung Sot Cave, the Surprise Cave in Halong Bay - Source : Internet

Description: Located on Bo Hon Island, in the heart of Halong Bay, Sung Sot Cave is one of the most famous in the region. Its name, which means "Surprise Cave," perfectly evokes the feeling one gets when discovering its vast chambers and spectacular rock formations. Stalactites, stalagmites, and limestone draperies create a magical underground landscape.
Access: Accessible by a staircase of several hundred steps, the cave offers a panoramic view of Halong Bay.
Best season: All year round, but the period from May to August is generally wetter.
Highlights: The main grand chamber, rock formations resembling animals or plants, the natural light entering the cave creating beautiful shadow plays.
 

Tham Phay, the Son Doong of Northern Vietnam - Source : Mr Linh's Adventures

Description: Nicknamed the "Son Doong of the North," this 3 to 6 km long cave and up to 40 m high surprises with its countless rock formations and underground rivers. It is located in Ba Be National Park, known for its lake and biodiversity.
Access: Recently explored, it requires a multi-day expedition.
Best season: Dry season (February to August).
Highlights: Unique geological formations, wild ambiance, the natural setting of Ba Be Park.

► See our Ba Be Exploration tours

Tiger Cave,close to the spectacular Ban Gioc waterfall - Source : Mr Linh's Adventures

Description: 2 km long with 1 km accessible, this cave stands out for its stalactites and stalagmites with unique colors due to calcium impurities.
Access: Located near Ban Gioc Falls, it has three entrances and several remarkable areas.
Best season: Spring and autumn.
Highlights: Vibrant colors of formations, proximity to Ban Gioc Falls.

Wear good shoes: Paths can be slippery and rugged.
Bring a flashlight: Even though caves are often lit, a personal lamp is useful.
Respect the environment: Do not touch geological formations and do not litter.
Book in advance: For the most popular caves, it is advisable to book your visit in advance.
Note: Visiting conditions may change. It is recommended to inquire with local authorities or tourism agencies before your departure.
These are just a few examples of the many caves to discover in Vietnam. Each region of the country harbors its own underground wonders, offering a unique experience to travelers.