Visit to one of the most important ecological reserves of whole México: the Términos lagoon and its rivers, swamps, mangroves and rain forest ecosystem. Boat ride to the opening of the Candelaria river which originates in neighboring Guatemala; there is a chance to see the nomad dolphin sanctuary and to swim in one of the many sand islands inside the lagoon. After the visit return to Campeche making a brief stop at Xpicob turtle sanctuary to learn how they protect the many turtle species that return every year to the shores of Campeche.