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  • Premiered: September 4, 1997
  • Rating: TV-PG
  • User Rating:4.5 out of 5 (2 ratings)
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  • Premise: Part 1 of two. A Ken Burns documentary on “the most important expedition in American history”---Meriwether Lewis and William Clark's 1804-06 exploration of the “unknown spaces” west of the Missouri River. Features comments by historian Stephen E. Ambrose a… (more)

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