Embark on an unforgettable adventure with our day trip from Khaolak to the khaosok national park. Prepare to be amazed by the beauty of the oldest rainforest as you trek through lush jungle 6-7 km.on this trail, you can expect to see wild animals. enjoy the sound of the rainforest following a cool, clear stream to a serene swimming spot. breathtaking view of limestone mountains from a peaceful Bamboo raft trip along the sok river