3-Cave Expedition Phong Nha – Dark Cave Exit, E Cave & Golden Cave

HIGHLIGHTS

• Phong Nha has three types of caves. This tour shows you all three. Most tours in Phong Nha take you to one cave. This journey covers all three geological types within the same 2,000-hectare wilderness — a mixed cave still actively forming underground, a turquoise water cave fed by a natural spring, and a 3-million-year-old fossil cave with gold stalactites. Few other tours in the region offer this in a single expedition.
• Dark Cave Exit — the cave most visitors never see The front entrance of Dark Cave is a popular activity park. The rear entrance — Dark Cave Exit — is something else entirely. Accessed through Moc Nam’s licensed Abandoned Valley, you enter through darkness, wade through underground pools, and climb over sharp rock formations with only your headlamp. The cave is still actively forming — the geology here is alive.
• No phone signal. No notifications. 2 days fully inside the jungle. From the moment you enter Abandoned Valley, the outside world disappears. No mobile signal, no crowds, no noise except the forest, the stream, and the caves. On Day 1 evening, the team prepares hot pot or BBQ at the E Cave campsite — after the hardest day of trekking, there is nothing better than a hot meal beside turquoise water under an open sky. Fall asleep to the sound of the stream. Wake up to the sounds of birds and gibbons before anyone else enters the valley.
• E Cave — wake up before everyone else, then go deeper inside Spend the night camped beside E Cave — the “Jade Heart” of Abandoned Valley. In the morning, you’re the first ones inside — paddling 1.2–1.5km into the cave by SUP, listening to echoes bounce off walls covered in 400-million-year-old fossilized coral reef, before the day begins.
• Golden Cave — rare gold stalactites in Phong Nha On Day 2, climb through karst terrain to reach Golden Cave — a fossil cave discovered by Moc Nam in 2022, still largely unknown to the outside world. Moss-covered stalactites at the entrance give way to cave pearls, flowstone terraces, and a hall filled with rare gold stalactites rarely found elsewhere in Phong Nha.
• 15km. 3 caves. 1 night in the jungle. A complete expedition in Abandoned Valley. Suitable for guests who exercise 3–5 times per week and have prior trekking experience on rough terrain. If you want to see everything Abandoned Valley has to offer — this is the one.

BASIC INFORMATION

• Total distance: 15Km
  + Trekking in the forest: 10Km
  + Climbing stairs: 70m
  + Exploring Dark Cave Exit: 2Km
  + Exploring E-Cave: 2-3Km
  + Exploring Golden Cave: 600m
• Total travel time: 12hours
• Elevation terrains: 406,9m
• Terrains includes:
  + Climbing rock slopes
  + Trekking karst terrains
  + Hiking in the primary forest
  + Climbing stairs
• Physical requirements: the itinerary is suitable for people who exercise regularly 3-5 time a week.

DETAILED ITINERARY

• Day 1: + Starting from Km17, the journey takes you deep into the evergreen tropical rainforest of Abandoned Valley — 8km through terrain that shifts from manageable to genuinely challenging. Ancient Dracontomelon trees so large it takes 8–10 people to embrace them line the path. The terrain becomes increasingly demanding: wooden ladders, 80-degree slopes, sharp limestone formations on both sides.
  + After around two hours of trekking, you reach the rear entrance of Dark Cave — Dark Cave Exit. The moss-covered rock field in front of the cave was formed when the cave ceiling collapsed during geological events 400 million years ago. On both sides, ferns grow year-round on ancient limestone formations. Here the real adventure begins: you enter through darkness, wade through underground pools, and navigate sharp rocky sections of the underground river with only your headlamp. The water is thigh-deep on an adult in places, and you wade rather than swim. The cave is a nesting ground for swifts and bats — you will hear them before you see them.
  + In the afternoon, the journey continues upstream along Trẹ Stream to the E Cave campsite. The water at E Cave entrance glows turquoise — fed by a natural spring deep within the mountain, completely clear, cold, and unlike anything you’ve seen before. Swim, snorkel, or simply float and let the afternoon pass slowly.
  + As night falls, the team prepares a hot pot meal or BBQ at the campsite. After the hardest day of trekking, there is nothing better than a hot meal beside the water under an open sky. In summer, the stars above Abandoned Valley are visible with no light pollution. Fall asleep to the sound of the stream.
• Day 2:
  + Wake up before the valley does. The morning at E Cave campsite is quiet in a way that is hard to describe — birdsong, the sound of water, and the distant call of white-cheeked gibbons echoing through the limestone mountains. Breakfast is served with a view.
  + Then you go deeper. Paddle 1.2–1.5km into E Cave by SUP — walls covered in 400-million-year-old fossilized coral reef, stalactites reflected in still water, echoes bouncing off ancient rock in the misty atmosphere created by the temperature difference between inside and outside the cave. Strange, beautiful, and completely unforgettable.
  + After SUP, the journey continues to Golden Cave — a fossil cave discovered by Moc Nam in 2022, still largely unknown to the outside world. Climb through karst terrain to reach the entrance, where moss-covered stalactites create a magical scene before giving way to sparkling cave pearls, flowstone terraces, and the golden hall filled with stalactites rarely found elsewhere in Phong Nha.
  + Lunch is served back at the campsite — a final hot meal in the jungle before the long walk out. The final leg is the most physically demanding — a 2.5km uphill trek back to Km19 along the Ho Chi Minh Trail. From the heights, a panoramic view of the untouched valley opens up as the sun begins to set. Cold drinks wait at the road.

*Schedule may change due to weather conditions or unforeseen circumstances.

MAP

WHAT’S INCLUDED

NOT INCLUDED:

GIFTS COMBO

After completing this demanding expedition in Abandoned Valley, every guest receives the full Conquering Abandoned Valley Gift Set — designed by Moc Nam Adventure: Stickers & Bandana & Enamel Pin