Explore the past and present of the rough-and-tumble logging industry and the treacherous lives of Pacific Northwest timber cutters. Follow five logging crews, including a team of diving loggers and another that relies on helicopters, through a season in the remote forests of northwest Oregon.

It is one of the most dangerous jobs in the world - driving heavy loads, some weighing as much as twenty-two tons, over a road made of nothing but ice. Even slight miscalculations in speed can cause the frigid water to crash up through the ice with catastrophic consequences for man and machine and you'll be right beside the truckers for all of it.