Gibbs Cay Stingray and Snorkel Adventure in Grand Turk. Cruise by catamaran to Gibbs Cay island for a stingray and snorkel adventure. This 2-hour trip includes pickup and drop-off from Grand Turk plus a cruise around the clear blue waters of Turks and Caicos' Land and Sea National Park. Enjoy stops along the barrier reef to snorkel among vibrant sea life, and wade in the shallow waters of Gibbs Cay for a close-up encounter with gentle stingrays alongside a guide. Book and Save 10%: Gibbs Cay Stingray and Snorkel Adventure in Grand Turk.