Be amazed by the imposing ruins of Tulum, declared a World Cultural Heritage site, where a certified guide will make you feel part of history as you tour ancient ceremonial buildings located on a cliff overlooking the Caribbean Sea. Explore an underground river of crystal-clear waters, discovering the mystical wonders of Mayan cenotes, and delight in authentic Mexican cuisine at a delicious buffet. As a final touch, live a unique experience in a natural cove, snorkeling in its turquoise waters surrounded by exotic marine life. Days of operation: Monday, Wednesday, and Friday.