Scientific American Frontiers. Coming into America /
At one time, experts agreed that the first Americans walked across the Bering land bridge from Asia approximately 12,000 years ago, eventually colonizing all of North and South America. But exciting recent finds on both continents have triggered entirely new theories. In Coming to America, a part of...
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Full text (MCPHS users only) |
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| Main Author: | |
| Format: | Electronic Video |
| Language: | English |
| Published: |
[Arlington, VA] :
Public Broadcasting Service (PBS),
2004
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| Series: | The PBS Video Collection
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| Subjects: |
