Read before booking! This will be the best experience in the island and will make you feel in a real Jurassic Adventure getting in the heart of the island exploring this awesome Underground Cave formations. The adventure includes Tubing by the river inside caves and the Avatar Floating Rocks look like Canyon, while challenge yourself doing a Hike by the trails in the rainforest getting down to the cave. You can jump in the water from the big rocks formations and enjoy nature. Adrenaline and Hiking will make this a great Adventure day. Moderate to challenging level. 13 years old up. 250 Pounds maximum weight.(Over 250 let us know) About 30 minutes from San Juan area. This tour option does not includes any transport. From the meeting point you should follow us in your car to the parking area. Not recommended for people overweight or any kind of surgery that difficult your movement to walk on difficult terrains. Close shoes require. You can contact us for any question.