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It costs 150,000 dong for the entrance fee to see Phong Nha cave and 80,000 dong for Tien Son, and 550,000 (2024) (360,000 in 2016) dong to rent a boat for up to 12 people to visit Phong Nha cave (2024). You can share a boat with other tourists that show up. Renting a boat is a requirement as there is no other way to get to the caves. Caves are exquisite and very large. Xuyen Son Ho is a 300 square metre lake located inside Phong Nha cave, part of the underground Phong Nha River. It was discovered in a survey in 2012.
Phong Nha Cave is a cave in Phong Nha-Kẻ Bàng National Park, a UNESCO World Heritage Site in Quảng Trị Province, Vietnam. It is 7,729 meters long and contains 14 grottoes, as well as a 13,969 meter underground river. While scientists have surveyed 44.5 kilometers of passages, tourists are only allowed to explore the first 1500 meters.
Dark Cave
A real adventure cave, still without the lights and large tourist groups to spoil the experience. Explore this spectacular cave on a National Park tour or independently, and after kayaking across the river, enjoy swimming through the cave with your headtorch leading the way, then explore a side passage. Hang Toi is a wonderful and very accessible example of the beautiful caves that are found throughout this region.
Discovered in 2016 by a local man, this cave has the potential to be the 2nd biggest cave in the world. The first tourists experienced this cave in 2017. Green Land Tours is the only company that offers access to each of the cave's two entrances. The tours are led by the man who discovered the cave and spent 2 years exploring it. The Ruc Mon Cave is named after the indigenous people who made a home at the entrance until the 1980s. The cave is 17 km long, with one entrance in Phong Nha-Kẻ Bàng National Park and the other at the border of Laos. This cave has the potential to be the second biggest cave in the world, following the first biggest cave also located in a Phong Nha. One of over 300 caves in Phong Nha Ke Bang National Park, this cave is probably the least-explored of the many caves open to tourists.