Beach in Tulum Found: 3 | Change Filter Options Swim with Whale Sharks Experience the wonder of swimming alongside the gentle and majestic whale sharks in the crystal-clear waters of Yucatan. Sian Ka'an Wildlife Adventure Embark on a boat tour of Sian Ka'an to see diverse wildlife, snorkel in the Mesoamerican reef, and relax on a pristine sandbar. Mayan Underworld Adventure Embark on a snorkeling journey through coral reefs and a unique cenote swim in the Caribbean with Mexico Kan tours.