![Great Lakes: Their Link with Ocean Shipping](https://i0.wp.com/themoviedb.org/t/p/w185/iJRTa8wWPe2EiuapQzuQuDJJtlF.jpg)
Great Lakes: Their Link with Ocean Shipping
Portrays the lakes as an important shipping route for a region of vast natural resources, major population centers and extensive industrial development. Shows the Welland Canal and the St. Lawrence Seaway as important links between the lakes and the ocean.
- 类型: 纪录
- 国家: United States
- 导演: Clifford J. Kamen
- 演员: James Matthews,