In the second part of a visit to Lower Monumental Dam sponsored by the U.S. Corps of Engineers, Walla Walla District, and the Pacific Northwest Waterways Association, learn more about the functioning of the dam’s giant lock and the importance of Tainter valves. Episode 124, entitled: A Visit to Lo Mo, the Apollo 11 of Snake River Dams continues,” also takes you inside the dam with its maze of narrow passageways to discover how modern technology is preparing the structure for another 50 years of service. Back above ground discover how upgraded fish passage has encouraged salmon survival  and learn why the river is so important to farmers and others who live in the PNW.   Subscribe to Wheat All About It! on iTunes or other podcast apps like Stitcher, Pocket Cast, Overcast, Radio FM and others, or listen on your computer at