St. Lawrence River
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From Urantia Wiki, the encyclopedia of The Urantia Book
The Great Lakes once emptied through the St. Lawrence River, marking the evolution of the North American system of lakes over thousands of years. 61:7.10
In the Urantia Book
> https://en.wikipedia.org/wiki/St._Lawrence_River
Where it appears
St. Lawrence River is linked in 2 paragraphs of the text.