In which a band of hardy travellers brave the onset of winter and the perils of the wilderness, tracing the paths of wary Crow Indians, discovering salt plains, volcanic summits, and marine relics, and pursuing a rugged route marked by freezing winds and snow-storms. They find sustenance in the chase and shelter beside roaring rivers and precipitous passes, delighting in the fierce grandeur of untamed nature, culminating in the awe-inspiring spectacle of the “Fiery Narrows.”