Discover Australia's most picturesque coastline and the world's largest marine park, the Great Barrier Reef, on a Coral Discoverer and Island Adventure Cruise. Share with others the great beauty and the striking contrast of the remote reef and beauty from Cairns. Cruise in absolute style and comfort onboard one of the mini cruise ships that are large enough to provide all the comforts of larger cruise ships, yet small enough to access reef and island sites inaccessible to other vessels.