The answer depends on which Washington you are referring to.
The state of Washington is bordered on the south by the Columbia River (Oregon is on the other side of the river) and on the west by the Pacific Ocean.
Washington, D.C. is bordered by three major natural flowing streams: the Potomac River and its tributaries the Anacostia River and Rock Creek.
The pacific ocean borders Washington. It also includes Lake Washington, Seattles ship canal , which connects Puget Sound and Lake Washington, Portage Bay, Montlake Cut, Union Bay, Salmon Bay, and the Chittenden Locks.
The Columbia River for the majority of it
The Pacific Ocean
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The body of water that separates Europe and North Africa is the Mediterranean Sea.
The Pacific Ocean is along the coast of Oregon. The Columbia River is also a divider between Oregon and Washington states.
The body of water which separates the island state of Tasmania from mainland Australia is Bass Strait.
The body of water which separates the island state of Tasmania from mainland Australia is Bass Strait.
Oregon of dork
the pooper
A river
Nothing :)
HOOGLY
The Straight of Gibraltar and the North Atlantic Ocean.
It is the Adriatic Sea that separates the two peninsulas which is the upper north east corner of the Mediterranean Sea.MEDITERRANEAN
The Mediterranean Sea, The Black Sea and I suppose the Sea of Azov.