Lewis and Clark Expedition

  • Louisiana Purchase

    Louisiana Purchase

  • The Corps of Discovery begins its journey

    The Corps of Discovery begins its journey

  • Sergeant Charles Floyd dies

  • Enters the Great Plains

    Enters the Great Plains

  • Meet Sacagawea

    Meet Sacagawea

    Lewis and Clark meet Sacagawea
  • Finish building Fort Mandan

    Finish building Fort Mandan

  • One of their boats nearly overturns

    One of their boats nearly overturns and Lewis credits Sacagawea with saving their most important possessions (the million word document).
  • Start climbing the Rocky Mountains

    Start climbing the Rocky Mountains

  • Louis and Clark reach Columbia River

    Believing he sees the Pacific, Clark writes, "Ocian in View! O the joy." In reality, they are seeing only the widening estuary of the Columbia River.
  • Reach Pacific

  • Return to St.Louis

    Return to St.Louis