Enter discover the enigmatic Mayan underworld, our guides will take you on this unique journey of exploration and adventure.Rio Secreto is located in the heart of the Riviera Maya, a place of impressive caverns through which runs a crystal clear underground river full of stalactits and stalagmites.Live a unique experience, as you enter the dark caverns, walking and diving among the rock formations, marvel at the magical world beneath your feet. Millions of years of natural history and a memorable adventure full of emotions await you on this tour.This Mayan Underworld is waiting for you!