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Assuming your mean Washington state, it would be the Pacific Ocean
What else can I help you with?
What natural feature formed the western boundary of the Potawatomi lands?
The Mississippi river was the border.
What natural feature made westward expansion difficult for the 13 colonies?
The western border of the 13 colonies was formed by the Appalachian Mountains.
What natural boundary formed the western border of the United States before and after the American Revolution?
The east was bounded by the Mississippi and the West ( andSouth) by the Missouri River.
What physical feature was on the western border of Canaan?
The Mediterranean sea is located west of Canaan.
What is the physical feature that uruguay's western boundary?
The river, Rio Uruguay, borders Uruguay's western border.
What natural barrier forms the western border of the southern colonies?
The Mississippi river forms the western border of the southern colonies.
What natural barrier form the western border Of the southern colonies?
The Mississippi river forms the western border of the southern colonies.
What natural landform makes up tennessees western border?
The Mississippi River forms Tennessee's western border.
What geographic feature forms the western border of Tennessee?
The Great Smoky Mountains form the eastern border with North Carolina.
What feature forms a natural border between Arizona and California?
Colorado River
What physical feature is a natural border between Argentina and Chile?
Andes Mountains.
What touches the western border of Arizona?
utah ************************** Note: Arizona's (natural) western border is mostly defined as the Colorado River. (Utah borders to the north!)
