Who first explored the Columbia River?
Various explorers were so close to reaching the Columbia River but its mouth proved to be deceptive. Explorers like Meares and Heceta laid eyes on the mouth. However, it was not until Robert Gray that people realized that the waterway being passed up so often was actually a river.
Answer and Explanation:
Aside from indigenous people, David Thompson was the first to explore the Columbia River.
On May 11, 1792, Gray and his crew spotted the mouth of the...
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fromChapter 1 / Lesson 9
The topography of the United States includes several major lakes and river systems. Learn more about the major lakes and river systems in the eastern and western parts of the country and the significance of the imaginary line called the Continental Divide.