Continental DivideContinental Divide
ridge of the Rocky Mountains forming a North American watershed that separates rivers flowing in an easterly direction from those flowing in a westerly direction
An extensive stretch of high ground from each side of which the river systems of a continent flow in opposite directions.
The hydrographic line extending from Alaska to Mexico that divides the parts of North America whose waters drain to the Pacific Ocean from those parts that drain to the Atlantic and Arctic Oceans. The portion of it running along the crest of the Rocky Mountains is often called the Great Divide.