Explore an extraordinary system of cenotes while swimming and snorkeling in their crystalline waters. Be a witness of and participate in a traditional Mayan purification ceremony in the mystic cenote of the legendary Aluxes This expedition includes: transportation in air-conditioned van, all day multilingual adventure guide, Mayan guides at locations, entrance fee to Chikin-Ha, zip-line and snorkel gear, bicycles, lunch and drinks. Recommendations: bring comfortable footwear to walk in the jungle, swimming gear, extra T-shirt, towel, camera and extra cash (tips, pictures and souvenirs). Important: this expedition is not recommended for people with severe back problems, any severe physical or motor handicap, serious heart problems, or for obese people or for those who suffer from claustrophobia or do not know how to swim. Children under 6 years, pregnant women and people under the effects of alcohol or drugs will not be permitted to participate in this expedition.