08:45 - You will be picked up at hotels in then exploring National Park core zone and Paradise cave - the longest dry cave in Asia (located in Phong Nha - Ke Bang National Park’s core zone, 25km about Phong Nha cave, 75 km about Dong Hoi and 1h20 minutes driving) at the rest of the day. 12:30 Lunch at Dark cave restaurant 13:30 Visit Dark cave (located in Phong Nha - Ke Bang National Park, 20km about Phong Nha cave, 65 km about Dong Hoi and 1h10 minutes driving). Dark cave was the true experience, kayaking over the river to get there, walking through the dark with only the head touch on your mining helmet, having a mud fight in the mud baths deep in the cave and then washing clean with a swim in the lake inside the cave. Activities: Mud bath, ziplining, swimming, kayaking, please bring: swimwear 17:30 Get back to hotel. Tour ends