Riviera Maya Combo: Chichen Itza Tour plus Zipline and Snorkel Adventure. Visit the UNESCO World Heritage-listed Chichen Itza – the Yucatan’s most popular archaeological site – plus enjoy a zipline and snorkeling adventure on this combo tour! Learn about the mystical Maya-Toltec civilizations as a knowledgeable guide shows you around the ancient city, including the Pyramid of Kukulcán and El Castillo. You’ll also explore nature’s delights as you zip through the jungle canopy and snorkel in the Caribbean Sea. Do each tour in any order with round-trip transport from Riviera Maya. Book and Save 18% Off Riviera Maya Combo: Chichen Itza Tour plus Zipline and Snorkel Adventure.