This is one of the few walks in lutruwita/Tasmania on which you can see both where you’ve been and where you’re going, photographer Matt Newton points out, as we approach the highest part of the South Coast Track. Up here on the Ironbound Range, in light mist, we’re 900m higher than we were last night at our rainforest camp on an elbow of Louisa River. Catching my breath, I look back over buttongrass plains to the track we’ve followed for three days. It stretches to the coast and trails west. Everything around us – the land, snaking waterways, sea, sky above and the plants and animals these ecosystems support –…