The only PADI dive center in the Dockyard, Fantasea arranges all manner of underwater adventures, from shoreline night dives ($124) and one- and two-tank wreck and reef dives to scuba-diving lessons ($109) held in the shallow water just off Snorkel Park. Also offers snuba (snorkeling with a regulator) and arranges pontoon-boat rentals, paddleboarding and more.