Enjoy the most customer-oriented Great Barrier Reef tour aboard a fast travelling sleek, luxury catamaran from Cairns! Snorkel and dive 2 very different and unique Great Barrier Reef Sites. "Wonder Wall" on the outer edge Upolu Reef and Upolu Cay reef area - an aquarium style coral garden with the most beautiful clear blue azure waters. Spend six hours (more than any other reef tour) to snorkel or scuba dive (see options below) these Marine Park protected areas. Absolutely no rush in the day. Enjoy complimentary Glass- Bottom Boat tour and Adventure Drift Snorkel tours with your onboard marine naturalist. This cruise is limited to 75 guests, ensuring quality customer service and passenger co...