This document provides information about scuba diving experiences in the cenotes and waters near Tulum, Mexico. It describes diving in the unique underground cenote formations, noting their serenity and ancient rock structures. Specific cenotes mentioned include Dos Ojos, a large connected cave system. Bull shark diving in Playa del Carmen is also highlighted as a popular activity to observe the mostly female sharks that visit during pregnancy cycles. Contact information is provided for Agua Clara Diving in Tulum.