Wildfires have ravaged the Australian landscape since time immemorial, and while these blazes can be a natural part of the nation's ecology, they often result in devastating loss of life and serious injuries, as well as damage to property and swathes of farmland. Worryingly, the severe bushfires that raged through the Australian summer of 2019/20 showed that climate change is turning parts of the country into a tinderbox, exacerbating bushfire risk. With El Niño bringing hot and dry conditions to the country once again we take a look back in time at the most catastrophic conflagrations ever.