Columbia River basin site shows early evidence of first Americans

Stone tools and artifacts unearthed from an archeological dig in Idaho suggest that people lived in the area 16,000 years ago, more than a thousand years earlier than previously thought.

Did the First Americans Arrive by Land or by Sea? - The Atlantic

Columbia River Tour

The Kennewick Man Finally Freed to Share His Secrets, History

Columbia River basin site shows early evidence of first Americans

Broken Treaties: An Oral History Tracing Oregon's Native Population - OPB

First Peoples Migration - Brady Bennon, Library

First Peoples Migration - Brady Bennon, Library

PDF) Paleodrainage of the Columbia River system on the Columbia Plateau of Washington State: A summary

Peopling of the Americas - Wikipedia

Sacagawea National Women's History Museum

Columbia River

Columbia River Basalt Group - Wikipedia

Columbia River

The Story of How Humans Came to the Americas Is Constantly Evolving, Science