The Seaworld Explorer Semi-Submarine is a state-of-the-art semi-submarine developed in Australia for use on the Great Barrier Reef. This unique vessel does not submerge but allows you step down into the hull of the cruising underwater observatory and sit in air-conditioned comfort just 5 feet below the water's surface where you will have the opportunity to get an up close view of some of the oceans most exotic marine life! The large clear glass windows of the Seaworld Explorer allows for the best viewing
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