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რეზიუმე
ეჭარუაGeomorphology of Old River.jpg
English: Maps showing the history of the course of the Mississippi river at what is now the Old River Control Structure in Louisiana.
This file is a work of a U.S. Army soldier or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
{{Information |Description ={{en|1=Maps showing the history of the course of the Mississippi river at what is now the Old River Control Structure in Louisiana.}} |Source =http://www.mvs.usace.army.mil/arec/models_old_html.html |Author =