From the New York Times bestselling author of Band of Brothers and D-Day, the definitive book on Lewis and Clark's exploration of the Louisiana Purchase, the most momentous expedition in American history and one of the great adventure stories of all time.
In 1803 President Thomas Jefferson selected his personal secretary, Captain Meriwether Lewis, to lead a voyage up the Missouri River to the Rockies, over the mountains,...

Captain Meriwether Lewis's dog Seaman describes his experiences as he accompanies his master on the Lewis and Clark Expedition to explore the uncharted western wilderness.

A slave describes the journey he makes with his master, Captain William Clark, into the uncharted territory of the American West to find a water passageway to the Pacific Ocean.

Describes how Sacagawea found adventure guiding Lewis and Clark to the Oregon coast.

Sacagawea describes how, at the age of sixteen, she becomes part of the Lewis and Clark Expedition and serves as their interpreter and guide, surviving many dangerous adventures on their trek through the wilderness.

"The Louisiana Purchase in 1803 nearly doubled the size of the United States. The U.S. suddenly went from consisting of 17 states along the Atlantic coast to claiming land as far west as present-day Montana. The U.S. government knew little about the terrain there. Was there a water route to the Pacific? President Thomas Jefferson sent William Clark and Meriwether Lewis to find out. With nothing to guide them but a compass, what would Lewis and Clark...