The news of the Chilean earthquake as we wake next morning includes tsunami warnings for the whole of the east coast of Australia. This is the day we have planned to go diving. We could be in for an interesting day. Although we have another early start, our hotel is only a two minute walk from the Reef Fleet Terminal where we catch our boat. The Big Cat Green Island boats take you about an hour offshore to a small rainforest covered island in the middle of the Great Barrier Reef. It seems that the only consequence of the devastating events in Chile has been a 'King Tide' here. There are one or two minor floods in Cairns itself and almost no beach left to sit on once we reach Green Island as it's high tide, but things return pretty much to normal by 11:00am as the tide begins to go out. The boat provides a pretty good buffet lunch, drinks and snacks all day, a semi-submersible trip which gives a fabulous view of the reef's marine life, a glass-bottom boat and all the...