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What else can I help you with?
What river forms southern border of the US?
Rio Grande forms the Southern border of the United states.
What river is a southern border to Washington?
The Columbia River borders most of the length between Washington & Oregon.
What natural barrier forms the western border of the southern colonies?
The Mississippi river forms the western border of the southern colonies.
What river serves as part of the southern border of Washington?
Columbia River
What body of water forms the border of Washington to the south?
The river that forms the border of Washington to the south is the Columbia River. The Columbia eventually empties into Puget Sound.
What river forms the southern border Illinois on the west?
Mississippi River
What forms the southern border of Venezuela?
amazon river?
What river forms a border between washington and Idaho?
From what I know, it is not a river that forms much of the border. It is the Bitterroot mountain range.
Name the river that forms a border between the states of Washington and oregen?
The Columbia River forms a border between the states of Washington and Oregon.
What is the river that shares the southern border of Oklahoma?
The Red River forms most of Oklahoma's southern border with Texas east of the panhandle. It is also known as the Red River of the South.
What river acts as a southern border for Washington?
the columbia borders washington and oregon
What river in part serves as a southern border for the state Washington?
The Columbia River
