Off limits: 10 places you will never go in Australia

It has featured in dozens of tourism marketing campaigns, but you can't go there: Heart Reef in the Whitsundays.  There's off the beaten track, and there's so far off the beaten track that you can't even get there.While Australia is a wonderful country for finding your own piece of heaven, there are some places that even the hardiest adventurer just is going to be able to get to.