Transcontinental Railroad

After building his reputation as a formidable hunter on Lewis and Clark's Expedition into the newly acquired Louisiana Territory, John Colter chooses to stay out in the wilderness and enter the booming fur trade.

After braving the Oregon Trail, Protestant missionaries Marcus and Narcissa Whitman seek to spread their Christian faith.

David McCullough discusses the challenges faced by America's pioneers.

Discover how the Gold Rush led to the creation of California.