Navy's Waterworld is a PADI dive center on Santorini, Greece, offering Discover Scuba Diving try-dives, 2-tank boat dive trips for certified divers (with small groups of up to 6 and dives graded by experience level), and the full PADI course line from Open Water Diver and Scuba Diver through Advanced Open Water, Rescue Diver/EFR and a Divemaster internship, plus snorkeling and night dives. Diving takes place around Santorini's volcanic landscape - lava formations, walls, wrecks, reefs, caverns and a marine protected area - with all equipment, snacks and water included on excursions.