Cozumel Combo Tour: Discover Mexico Park and Chankanaab Day Pass. Learn about the history of Mexico at Discover Mexico Park, then enjoy water activities at Chankanaab National Park with this combo ticket in Cozumel. At Discover Mexico Park, go on a 1.5-hour guided tour to get the most out of your experience, including visits to the Video Experience Room and the Popular Art Museum. Take the included transportation to Chankanaab National Park to spend some time on the beach, swim or take in the Sea Lion Show. Buffet lunch and transportation between the two attractions are included. Book Cozumel Combo Tour: Discover Mexico Park and Chankanaab Day Pass From $65.00