Of all the wishes in the world, Oliver Deighton has used his to travel to Namadgi National Park to meet the northern corroboree frog.<br /><br />The Queenslander travelled to the ACT with his family courtesy of the Make-A-Wish foundation, after three long years of leukaemia treatment.<br /><br />"I got to hold a corroboree frog. I got to hold an earless dragon. And I got to touch a rock wallaby," Oliver said.