Shore Excursions The best way to fill your day on shore is to explore our vacation destination's hot spots. Going to the Grand Caymans? Snorkel, feed and interact with dozens of Southern stingrays. Sailing to the Mexican Riveria? Swim with the Dolphins. Or is Alaska your destination of choice? If so, you just have to try our Rain Forest Canopy & Zip Line Adventure. Book your shore excursions online now! . If you've already registered go to the My Reservation and select 'Add Shore Excursions.' Shore Excursions are subject to availability and not available on all ship and sail dates.