The boats slip into the water at dawn and the journey begins. Some people think we may find monsters out West. But our leaders, Captain Lewis and Captain Clark, say that is an idea for dreamers. There is no room for dreaming on this journey into the unknown. Still, I dream and I carry my dream within me as we begin our quest to find a waterway to the western sea. I dream of finding freedom. My name is York and I am a slave. When the Lewis and Clark...