In which Captain Bonneville and his band of trappers set out to the wilds of the Malade River, contending with the rugged terrain and a rival party amidst the desolate and sublime volcanic plains of the West. Their fortunes rise and fall with the seasons’ bounty, culminating in a spirited buffalo hunt that promises sustenance and revelry for the company.

In which the trials and perils of trappers and tribes alike unfold amid the wintry wilds, illustrating the necessity of vigilance and prudent encampment against stealthy foes. The account further paints a stirring tableau of courage and cunning, highlighted by a Nez Perce woman's gallant defence in battle and her subsequent honour among the warriors.

In which the party penetrates a rugged mountain gorge where abundance and security invite a joyful respite from hardship, leading to the formation of a newfound union between a free trapper and his chosen bride amidst the customs and splendour of the wilderness. The season's cheer culminates in a spirited Christmas celebration shared with an Indian chief, marked by rustic feasting and lively games that honour the camaraderie of these hardy sojourners.

In which Captain Bonneville, undeterred by severe winter hardships and the lurking dangers of hostile tribes, embarks resolutely on a search through formidable snow-clad plains and desolate mountain passes, facing hunger and bitter cold with steadfast courage. He discovers a hardy encampment by the fertile banks of Snake River, mingles cautiously with the wary Banneck Indians, and witnesses the complex fortunes of a tribe under the shadow of their fallen, yet legendary, chief.

In which we become acquainted with Kosato, a fiery Blackfoot renegade tormented by a past of love and vengeance, whose restless spirit cannot be sated by the peaceful ways of his adopted Nez Perce tribe. His tale, marked by passion and strife, unfolds as a vivid reflection of the fierce emotions and complex loyalties that stir beneath the surface of the Indian frontier.

In which Captain Bonneville winters amidst a diverse assembly of trappers, hunters, and friendly Nez Perces and Flathead Indians, witnessing the lively bustle and delicate harmony of their encampments while contending with scarce game and the cunning ravages of their Blackfoot enemies. Yet, despite his earnest efforts to rouse their warlike vigilance against repeated horse thefts, the Indians’ peaceful disposition and indolence prevail, leading him to a momentary but ultimately fruitless crusade for retributive justice.

In which the perils and hardships of the wilderness are keenly illustrated through the encounters with Blackfeet marauders and the scarce game on the Horse Prairie, enlivened by the unexpected interruption of a card game amidst vigilant watchfulness. The narrative also presents a diverse assembly of mountain tribes—spirited Iroquois hunters, contemplative Pends Oreilles, and resolute Nez Perces—each portrayed with a gentle attention to their customs, beliefs, and enduring conflicts.

In which the fierce rivalry between trapping parties leads to perilous pursuits and a deadly ambush in the heart of Blackfoot territory, illustrating the sombre hazards of frontier life. A poignant episode unfolds amid tentative peace gestures, where a young Mexican and his Indian wife are caught in the tensions between cultures, revealing moments of profound humanity amidst the wilderness conflicts.

In which Captain Bonneville, having secured a winter refuge for his weary horses and men, encounters the Nez Perces—a tribe distinguished by their deep piety, honest simplicity, and unique blend of religious rites mingling indigenous and Christian elements. Amidst the hardship of scarce provisions, the Nez Perces exemplify steadfast faith and kindness, yet reveal a passionate enthusiasm for gambling and horseracing that enlivens their otherwise austere existence.

In which Captain Bonneville, guided by counsel from seasoned trappers and keen observation of the natural abundance of the Salmon River, undertakes a strenuous journey through rugged mountains and solitary valleys, navigating both the perils of the wilderness and encounters with native tribes. His party's resourcefulness is matched by the generous hospitality of the Nez Perces, whose camaraderie provides a welcome respite as they prepare to settle for the coming winter.