As soon as you arrive, you will be provided with safety equipment required for the adventure. We will hike through the forest for about an hour and a half observing parts of the Second biggest radio telescope in the world, the Arecibo Observatory, between limestone formations and a unique forest. The hike requires good physical condition. After the trail, we will reach the river full of limestone formations and springs & small waterfalls.Then we hike next to the river giving you the opportunity to relax floating down stream passing natural limestone formations. A new trail will be followed--observing natural sinkholes and other limestone formations. This experience will be unique since you will be far from the beaten path & in full contact with nature. The hike guides you through ancient Taino paths that used to connect the ocean and the mountains. The trekking takes over in the Tanama River in a remote private access giving you the experience that most travelers search when they want an authentic adventure. The view of the Tanama river while you hike through this amazing place will make unforgettable memories.The adventure will be interpreted and a guide we will be with you the entire time. We will also immortalize memories for free with cameras and guide you through the best hike in the island.