Follows explorer Thor Heyerdahl's crew as they sail their reed boat over routes believed to have been followed by Sumerian traders 5000 years ago.
| Title | National Geographic Specials - Season 15 Episode 4 The Tigris Expedition: In Search of Our Beginnings |
|---|---|
| Year | 2010 |
| Genre | Documentary |
| Country | |
| Studio | |
| Cast | |
| Crew | |
| Alternative Titles | |
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| First Air Date | Sep 10, 1965 |
| Last Air date | Aug 18, 2010 |
| Season | 45 Season |
| Episode | 165 Episode |
| Runtime | 26:14 minutes |
| Quality | HD |
| IMDb: | 6.00/ 10 by 5.00 users |
| Popularity | 13.368 |
| Language | English |
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