At one time there were 2 casino boats operating simultaneously on the Nautical Mile, one run by Freeport Casino Cruises and another run by Majesty Casino. Long Island's only full-service casino, Opus Casino Cruise Lines launches twice- daily cruises full of entertainment and fine food. After boarding at Freeport. Get information, directions, products, services, phone numbers, and reviews on Long Island Casino Cruises in New York, NY. Discover more Travel Agencies.