Darwin Day Tours Check out just some of the wide range of day tours on offer from Darwin. Darwin Harbour Cruises Take a Sunset Dinner Cruise on beautiful Darwin Harbour with Darwin Harbour Cruises. Crocosaurus Cove Get up close and personal with the world oldest predator at Crocosaurus Cove. AAT Kings Take an overnight or extended tour to Kakadu & Katherine with AAT Kings. Intrepid Travel Get off the beaten track and deeper into the National Parks on a 4WD camping tour with Intrepid Travel. The Ghan Discover the Red Centre and the landscapes of this extraordinary land in comfort and style.