When youâre in Mexico, you want to see beautiful places and do unforgettable activities. Swim with marine turtles, snorkel next to the wonderful whale sharks and visit the Sia Kaâan Biosphere Reserve. Enjoy a Whale Shark tour in Cancun, a Monarch Butterfly tour, the best beaches in Mexico, ride an ATV in the Maya jungle and snorkel in a cenote. Book your tour online today.