Relive an amazing tale of discovery and exploration as National Geographic brings to life the first crossing. Two hundred years after Lewis & Clark epic journey, go back in time and discover the adventure, danger, and beauty of the unmapped West

"From the Revolution through the California Gold Rush, THE MEN WHO BUILT AMERICA: FRONTIERSMEN tells the visceral, immersive narrative of the American frontier through the eyes of the most iconic figures who explored and fought to claim the country's vast wilderness. A prequel to the award-winning miniseries THE MEN WHO BUILT AMERICA, this four-part docuseries features dramatized portayals of frontier legends along with exclusive interviews with experts...

Tells the story of the most important expedition in American history, led by Captains Meriwether Lewis and William Clark