In the Northern Territory the wet season's about to break and veteran road train trucker Mark Pett is hauling 78 tonnes of cement and steel straight into a disaster zone.
History threatens to repeat itself as Steve Grahame and convoy partner Sy Howells battle the roads and the weather to reach a remote community before the wet season leaves them stranded.
Fourth generation loggers the Bennet Brothers, Adrian and Neil battle an inferno that's destroying hectares of Tasmania's bushland, threatening their business and lives.
Tasmanian trucker, Ricky Sutcliffe, lays his life on the line driving into a inferno, rescuing bull dozer drivers trapped as they cut firebreaks in the blazing Huon Valley.
Truck drivers Ash Bryant and Darryl Armfield are on a time critical job shifting 200 cattle over 500 kilometres of bush roads - but have they driven straight into trouble?