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Rock River mouth type:river
<![CDATA[<br>Source: Wikipedia article <a href="https://en.wikipedia.org/wiki/Rock_River_%28Mississippi_River%29#coordinates">Rock River (Mississippi River)</a>]]>
Rock River origin
<![CDATA[<br>Source: Wikipedia article <a href="https://en.wikipedia.org/wiki/Rock_River_%28Mississippi_River%29#mw-content-text">Rock River (Mississippi River)</a>]]>
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