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Ottawa Valley
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Ottawa Valley

region, Canada
Written by
The Information Architects of Encyclopaedia Britannica

The Information Architects maintain a master list of the topics included in the corpus of  Encyclopædia Britannica, and create and manage the relationships between them.

The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

  • Canada
    Canada
    / The Great Lakes–St. Lawrence lowlands

    …Axis, the lowlands embrace the Ottawa valley and the St. Lawrence valley to a point some 70 miles (110 km) downstream from Quebec city. During the last glacial period, this area was inundated by ocean water, known as the Champlain Sea, which produced a very flat plain. The level plain…

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    …Axis, the lowlands embrace the Ottawa valley and the St. Lawrence valley to a point some 70 miles (110 km) downstream from Quebec city. During the last glacial period, this area was inundated by ocean water, known as the Champlain Sea, which produced a very flat plain. The level plain…

    Read More