Voyage aux montagnes Rocheuses
 Chez les tribus indiennes du vaste territoire de l'Orégon dépendant des Etats-Unis d'Amérique

by Pierre-Jean de Smet

"Voyage aux montagnes Rocheuses" by Pierre-Jean de Smet is a historical account written in the mid-19th century. The work describes the author's travels across the American West, particularly focusing on his interactions with various Native American tribes in the vast Oregon territory. The narrative presents an exploration of both geography and culture, illustrating not just the natural landscape but also the lifestyle and customs of the indigenous peoples he encounters. The opening of the book introduces the author, who recounts his lengthy journey from St. Louis to the Rocky Mountains. Starting on March 27, 1840, he travels upstream on the Missouri River with a diverse group of passengers, highlighting the bustling trade and emigration of the time. As he navigates through beautiful yet rugged landscapes, he notes his encounters with Native Americans, their living conditions, and their needs for religious guidance. The narrative paints a vivid picture of the author's challenges and observations, setting the stage for his deeper engagement with the tribes as he aims to establish a mission among them.