Scenic Skyway, Scenic World, Blue Mtns, near Sydney AU. The rock formations are the three sisters
Underground Jenolan Caves in Blue Mountains, New South Wales Australia (Visited!
25 National Parks in Australia to set foot in - Blue Mountains Natioanl Park - NSW, Australia
Sydney Harbour Bridge -- walk across here - free. If you want to do the Bridge Walk over the span (That bit at the top, don't worry you are strapped on) then it will cost you.