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Step 1:I'll solve this historical geography problem with a clear, step-by-step approach:
Step 2:: Starting Location
Lewis and Clark began their famous expedition from St. Louis, Missouri in May 1804. This was the primary departure point for their historic journey across the western territories of the United States.
Step 3:: Expedition Route
They traveled up the Missouri River, crossing through present-day Missouri, Iowa, Nebraska, and South Dakota before entering the Rocky Mountain regions.
Step 4:: Ending Location
The expedition reached the Pacific Ocean in November 1805, specifically arriving at the mouth of the Columbia River in what is now Oregon, near present-day Astoria.
Step 5:: Return Journey
They began their return trip in March 1806 and arrived back in St. Louis in September 1806, completing their round trip.
Final Answer
- Starting Point: St. Louis, Missouri - Ending Point: Mouth of the Columbia River (near present-day Astoria, Oregon) - Total Journey Duration: Approximately 2 years and 4 months (May 1804 - September 1806) The Lewis and Clark Expedition, also known as the Corps of Discovery Expedition, was a groundbreaking exploration that mapped much of the western United States and provided crucial geographical and scientific information about the Louisiana Purchase territory.
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