National Geographic Documentaries

The Tigris Expedition (13x4)

Fecha de emisión: Abr 01, 1979

Follows explorer Thor Heyerdahl and his crew as they sail their bardi reed boat, The Tigris, over routes believed to have been followed by Sumerian traders 5,000 years ago. Examines Heyerdahl's motivation for risking his life in the search for knowledge and adventure.