They'll be wild about the options in Tropical North Queensland, writes Eli Orzessek.
1 Great Barrier Reef tour
A day out on the Great Barrier Reef is a must-do when in Port Douglas. If you're visiting with kids,
is a great option. They'll take you out to the Agincourt Reef, on the very edge of Australia's Continental Shelf, to explore this underwater wonderland. They can snorkel to their hearts' content, or stay dry and explore the stunning reef from the comfort of a Quicksilver semi-sub, which goes a metre below the surface.