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| | Dams affecting the Missouri River in North Dakota |
 | | Four of these dams, Fort Peck in Montana, Garrison in North Dakota, and Oahe and Fort Randall in South Dakota, are among the world’s largest dams in terms of volume (The Learning Network, Inc.). |
 | | Garrison Dam is the fifth largest earthen dam in the United States (North Dakota Tourism Department; U.S. Army Corps of Engineers, 2000) and created Lake Sakakawea, the third–largest man–made reservoir in the United States (North Dakota Tourism Department; U.S. Army Corps of Engineers, 2000). |
 | | Oahe Dam near Fort Pierre, South Dakota, is shown in the above July 15, 1991, photograph. |
| nd.water.usgs.gov /lewisandclark/dams.html (804 words) |
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