Come aboard Catalina Island's newest semi-submarine, the SS Nautilus, and enjoy a deep sea adventure 1,000 leagues beyond your imagination. The main attraction of this unique vessel allows six feet underwater viewing while staying dry so eager seafa...

Come face-to-face with Catalina's abundant marine life on this 45-minute underwater excursion. Cruise five feet below the surface in a spacious, climate-controlled cabin with a live guide suggesting salient points of interest. Every passenger has the...