Uncharted Territory: David Thompson on the Columbia Plateau (2009) | Documentary | KSPS PBS

David Thompson is revered as a national hero in Canada, but is less well known to Americans. "Uncharted Territory: David Thompson on the Columbia Plateau" focuses on the years 1807-1812, the time that Thompson spent primarily in the Canadian Rocky Mountains and northwestern United States, and the significant contributions that he made to the history of the American Northwest. View more from our digital library: http://video.ksps.org/ Like us on Facebook: https://www.facebook.com/ksps KSPS exists to improve the quality of life of each person we reach. KSPS content broadens horizons; engages and connects; enlightens, inspires and educates. KSPS is an international multimedia network providing quality programming.