Scuba Diving and Snorkeling

Aquanuts. The reef here invites exploration. Aquanuts, a full-service dive shop, specializes in open-water dives, cenote dives, multi-tank dives, and certification courses. Calle Punta Celis, by the marina, Puerto Aventuras, Quintana Roo, 77750. 984/873–5041; 877/623–2491 in U.S. www.aquanutsdiveshop.com. Dives from M$813; courses from M$6,100.