Join thiswonderful adventure to discover the essence of the sian kaan biosphere which became an unesco world heritage site in 1987 first you will goto the archaeological site of muyil explore the jungle and admire the local flora and fauna then youll board a motorboat and cross the emerald waters of the chunyaxch lagoon through ancient mayan made canals to reach a unique mangrove river in the heart of sian kaan youll let the river carry youthrough some of the most beautiful scenery