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The Great Barrier Reef: In the aftermath of a mass bleaching of coral, Greg Grainger takes a series of dives along the northern sections of the Reef to find it has come back to life with a vengeance.

Also a drive with Billy Tea Safaris through the Daintree Rainforest out to Cape Tribulation. Crocs, cassowarries and a cuppa.

Rare gems on display at Crystal Caves in Atherton, including the giant geode Empress of Uruguay and Cairns and Kuranda: The Sky Trail, mountain train, Bad Fishy Jet Boating and Fly Boarding.