Follow the extraordinary history of this city in Colorado based on a few exciting portrayals: Pasquinel, Alexander McKeag, Herman Bockweiss, Clay Basket and many others. A breathtaking story in 12 episodes: a journey to the heart of America and the legendary conquest of the West. The narrative meeting of Pasquinel (Robert Conrad), an introverted trapper from Quebec, and the Indian Chief Lame Beaver. Pasquinel is at that time the first person to venture into unknown and until then, enemy territory.

One day, he saves the life of Alexander McKeag (Richard Chamberlain), a young Scottish expatriate who had been captured by the Indians. The close friendship that blossoms between these two totally different men was to completely change the history of the United States.